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WO2003066170A1 - Dumbbell with protective layer - Google Patents

Dumbbell with protective layer Download PDF

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Publication number
WO2003066170A1
WO2003066170A1 PCT/CN2002/000077 CN0200077W WO03066170A1 WO 2003066170 A1 WO2003066170 A1 WO 2003066170A1 CN 0200077 W CN0200077 W CN 0200077W WO 03066170 A1 WO03066170 A1 WO 03066170A1
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WO
WIPO (PCT)
Prior art keywords
protective layer
dumbbell
patterns
inner protective
outer protective
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2002/000077
Other languages
French (fr)
Chinese (zh)
Inventor
Jiping Hua
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to AU2002233140A priority Critical patent/AU2002233140A1/en
Priority to PCT/CN2002/000077 priority patent/WO2003066170A1/en
Publication of WO2003066170A1 publication Critical patent/WO2003066170A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B21/00Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
    • A63B21/06User-manipulated weights
    • A63B21/072Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle
    • A63B21/0726Dumb bells, i.e. with a central bar to be held by a single hand, and with weights at the ends
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B71/00Games or sports accessories not covered in groups A63B1/00 - A63B69/00
    • A63B71/0054Features for injury prevention on an apparatus, e.g. shock absorbers
    • A63B2071/0063Shock absorbers

Definitions

  • the present invention relates to a fitness equipment, and more particularly, to a dumbbell with a protective layer. Background technique
  • Dumbbells in the prior art are generally formed by casting, forging or welding, and are subjected to various cleaning and finishing processes such as pickling, drying, sand blasting, blasting, polishing, and then painting, baking, plating, plastic spraying, and other processes. It is surface-treated and the manufacturer's trademark and various characters, patterns, patterns, etc. are printed on the surface.
  • the disadvantages of this kind of dumbbell are that, on the one hand, the steel material is relatively hard, the friction coefficient is small, the hand comfort is poor during use, it is easy to slip, and there is the risk of bumping and hurting.
  • the paint and The plating layer, etc., as well as the various logos, patterns and colors printed on the surface are easily affected by water or moisture and rust, fall off, or be worn away during use, which greatly damages the appearance of the equipment. Beautiful
  • a dumbbell covered with a layer of plastic or rubber on the surface of the dumbbell body is disclosed.
  • the relatively soft plastic or rubber improves the comfort during holding and improves the safety during use.
  • the logos, characters, patterns and colors printed on the surface of the coating layer are also easy to wear during use. Will affect the appearance of the equipment:
  • the object of the present invention is to provide a clean and beautiful appearance, safe and comfortable in use, and various labels printed on dumbbells. Dumbbells that won't be worn out by color and color.
  • Another object of the present invention is to provide a method for manufacturing a dumbbell having the above-mentioned characteristics.
  • the present invention provides a dumbbell with a protective layer, which has a dumbbell body made of a metal material and a protective layer covering the outside of the dumbbell body.
  • the protective layer is an inner protective layer. It is composed of a protective layer and an outer protective layer.
  • the inner protective layer is a lacquer or plating layer, or a sticker, or a combination thereof printed on the outside of the dumbbell body with a logo and color composed of characters and patterns; Abraded, the outer protective layer that is wrapped outside the inner protective layer is made of transparent, elastic material that can clearly display the logo and color on the inner protective layer.
  • the method for manufacturing a dumbbell with a protective layer of the present invention includes the following steps: a step of forming a dumbbell body made of a metal material by casting, forging or welding; a qualitative treatment of the material of the dumbbell body by an aging heat treatment or a natural aging temple Steps: The steps of cleaning and finishing the surface of the dumbbell body by pickling, drying, sandblasting, shot blasting, polishing, etc .; surface treatment of the surface of the dumbbell body by spray painting, baking paint spraying, plating, etc. A variety of logos and colors composed of characters and patterns are printed on it, or a plastic sticker with various logos, patterns and patterns printed on the outside of the dumbbell body is wrapped, and the dumbbell body is cleaned and finished.
  • FIG. 1 is a schematic cross-sectional view of an embodiment of a 3 ⁇ 4 bell with a protective layer according to the present invention.
  • FIG. 2 is a flow chart of an embodiment of a method for manufacturing a protective layer with a protective layer according to the present invention.
  • FIG. 1 shows an embodiment of a protected bell according to the present invention
  • FIG. 2 shows a process flow for manufacturing the protected bell according to the present invention
  • the reference numeral 1 in the figure represents the dumbbell body.
  • the dumbbell body 1 can be cast steel or cast iron, or can be welded with steel; it can be solid or hollow to fill other materials inside to adjust the weight of the dumbbell.
  • the material of the dumbbell body is generally subjected to qualitative treatment through a process such as aging heat treatment. Then, pickling, sand blasting, shot blasting, polishing and other cleaning and finishing processes are performed to make the outer surface smooth and flat so as to wrap the inner protective layer on the surface.
  • the reference number 2 indicates the inner protective layer of the dumbbell.
  • the inner protective layer 2 can be placed on the dumbbell body
  • the exterior of 1 is formed by processes such as plating or dipping, and a thin, shiny metal layer is formed on it. It can also be formed by spraying, baking, spraying, plastic coating and other process methods to form a layer on it. Colored lacquer or plastic layer, and then printed on the manufacturer's trademark with a process such as screen printing, the logo of the text symbol indicating the dumbbell specifications and the mm
  • a layer of plastic stickers printed with various logos, patterns and patterns can be wrapped on the outside of the dumbbell body.
  • the above-mentioned different coating methods can be used on different parts of the dumbbell to make it more artistic and more beautiful.
  • the reference number 3 indicates the outer protective layer of the dumbbell.
  • the outer protective layer 3 is-a thicker layer, transparent, with a larger friction coefficient, and an elastic protective layer, which can be made of transparent PU material or transparent PVC material.
  • the outer protective layer 3 not only protects the inner protective layer 2 from being damaged by collision and abrasion, but also can clearly display the logo and color on the inner protective layer 2. It has the effect of attracting consumers and increasing user interest .
  • the outer protective layer 3 has a larger friction coefficient, a softer and more elastic texture, it is difficult for the user to slip off during use, and the comfort and safety are improved.
  • the coating of the outer protective layer 3 can be carried out by heat-molding or dipping.
  • the thickness of the inner protective layer 2 is generally in the range of 0.02 to 3 mm.
  • the thickness of the outer protective layer is generally in the range of 1 to 8 mm.
  • Outer protective layer 2 thickness It can be uniform on the whole dumbbell, or can be made into different thicknesses according to the needs of various parts of the dumbbell. For example, the thickness of the outer protective layer 2 of the middle part of the dumbbell rod can be thicker, and gradually thinner toward the ends to facilitate grasp. .

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

This invention relates to a dumbbell with a protective layer which covers the surface of the body of the dumbbell. The protective layer includes an inner layer and an outer layer. The inner layer covers the body of dumbbell and is printed with characters and figures with symbols and colors thereon. The out layer is made of plastic material which is transparent, and has big friction factor and elasticity. This invention provides a manufacture method of the dumbbell.

Description

有保护层的 铃 技术领域  Protected bell TECHNICAL FIELD

本发明涉及一种健身器材, 更具体的说, 涉及一种有保护 层的哑铃。 背景技术  The present invention relates to a fitness equipment, and more particularly, to a dumbbell with a protective layer. Background technique

现有技术中的哑铃一般都是用铸造, 锻造或者焊接方法成 形后 经过酸洗, 干燥, 喷砂 喷丸, 抛光等各种清理精整工 序, 再用喷漆, 烤漆, 电镀, 喷塑等工艺对其进行表面处理 然后在表面上印刷制造厂商的商标和各种文字 、 图案 、 花纹等 等。 这种哑铃的缺点在于, 一方面, 钢铁材料比较坚硬 , 摩擦 系数小 , 使用时手握的舒适性差 , 容易滑洛, 还有磕碰受伤的 危险 另一方面, 涂敷在哑铃表面上的漆和电镀层等 , 以及印 刷在表面上的各种标识、 图案和色彩, 很容易受到水 m气或潮 湿空气的影响而锈蚀, 脱落, 或者在使用过程中被磨 掉, 因 而大大损害了器材外表的美观  Dumbbells in the prior art are generally formed by casting, forging or welding, and are subjected to various cleaning and finishing processes such as pickling, drying, sand blasting, blasting, polishing, and then painting, baking, plating, plastic spraying, and other processes. It is surface-treated and the manufacturer's trademark and various characters, patterns, patterns, etc. are printed on the surface. The disadvantages of this kind of dumbbell are that, on the one hand, the steel material is relatively hard, the friction coefficient is small, the hand comfort is poor during use, it is easy to slip, and there is the risk of bumping and hurting. On the other hand, the paint and The plating layer, etc., as well as the various logos, patterns and colors printed on the surface, are easily affected by water or moisture and rust, fall off, or be worn away during use, which greatly damages the appearance of the equipment. Beautiful

在中国的公告专利文献 CN 2 1 02 132 U 和 1 CN 203 1 296 U 中, 公开了一种在哑铃本体的表面上包覆了一层塑料或橡胶的 哑铃 这种哑铃由于包覆了一层比较柔软的塑料或橡胶 , 改进 了手握时的舒适性, 提高了使用时的安全程度 但是 印刷在 包覆层表面上的标识、 文字、 图案和色彩等 在使用过程中还 疋 1R容易磨损, 会影响器材外: 的美观。  In Chinese published patent documents CN 2 1 02 132 U and 1 CN 203 1 296 U, a dumbbell covered with a layer of plastic or rubber on the surface of the dumbbell body is disclosed. The relatively soft plastic or rubber improves the comfort during holding and improves the safety during use. However, the logos, characters, patterns and colors printed on the surface of the coating layer are also easy to wear during use. Will affect the appearance of the equipment:

因此, 需要设计一种使用舒适安全, 外表整洁美观 , 而且 印制在哑铃上的商标、 文字、 图案等标识和色彩不会被磨损掉 的哑铃 发明内容  Therefore, there is a need to design a dumbbell that is comfortable and safe to use, has a clean and beautiful appearance, and that the logos, characters, patterns and other logos and colors printed on the dumbbells will not be worn away. SUMMARY OF THE INVENTION

鉴于现有技术中所存在的缺点, 本发明的目的是提供一种 外表整洁美观, 使用时安全舒适, 而且印制在哑铃上的各种标 识和色彩不会被磨损掉的哑铃。 In view of the shortcomings in the prior art, the object of the present invention is to provide a clean and beautiful appearance, safe and comfortable in use, and various labels printed on dumbbells. Dumbbells that won't be worn out by color and color.

本发明的另一个目 的是提供一种制造具有上述特征的哑铃 的方法。  Another object of the present invention is to provide a method for manufacturing a dumbbell having the above-mentioned characteristics.

为了实现上述目 的, 本发明提供了一种有保护层的哑铃, 它具有用金属材料制成的哑铃本体, 和包覆在哑铃本体外部的 保护层, 其特征在于, 上述保护层由内保护层和外保护层组成, 上述内保护层是包裹在哑铃本体外部的 印刷有由文字和图案 等组成的标识和色彩的漆层 或镀层 , 或贴纸, 或者其组合; 上述用于保护内保护层不受磨损 , 包裹在内保护层外部的外保 护层, 由透明的, 能鱼羊明地显示内保护层上的标识和色彩的, 摩擦系数较大, 有弹性的材料制成。  In order to achieve the above object, the present invention provides a dumbbell with a protective layer, which has a dumbbell body made of a metal material and a protective layer covering the outside of the dumbbell body. The feature is that the protective layer is an inner protective layer. It is composed of a protective layer and an outer protective layer. The inner protective layer is a lacquer or plating layer, or a sticker, or a combination thereof printed on the outside of the dumbbell body with a logo and color composed of characters and patterns; Abraded, the outer protective layer that is wrapped outside the inner protective layer is made of transparent, elastic material that can clearly display the logo and color on the inner protective layer.

本发明的制造有保护层的哑铃的方法包括下列步骤 : 用铸 造, 锻造或焊接方法制成金属材料的哑铃本体的成形步骤; 用 时效热处理或自然时效寺方法对哑铃本体的材质进行定性处理 的步骤; 用酸洗, 干燥 喷砂, 喷丸 抛光, 等工序 对哑铃 本体表面进行清理和精整的步骤 ; 用喷漆, 烤漆 喷塑 、 电镀 等工艺方法对哑铃本体的表面进行表面处理, 然后在其上印刷 用文字, 图案构成的各种标识和色彩的方式, 或者用在哑铃本 体外部包裹一层印刷了各种标识、 图案和花紋的塑料贴纸的方 式, 在经过清理和精整的哑铃本体表面上形成内保护层的步骤; 用透明的, 有弹性的, 摩擦系数较大的材料包覆在内保护层上, 形成保护上述内保护层的外保护层的步骤。 附图说明  The method for manufacturing a dumbbell with a protective layer of the present invention includes the following steps: a step of forming a dumbbell body made of a metal material by casting, forging or welding; a qualitative treatment of the material of the dumbbell body by an aging heat treatment or a natural aging temple Steps: The steps of cleaning and finishing the surface of the dumbbell body by pickling, drying, sandblasting, shot blasting, polishing, etc .; surface treatment of the surface of the dumbbell body by spray painting, baking paint spraying, plating, etc. A variety of logos and colors composed of characters and patterns are printed on it, or a plastic sticker with various logos, patterns and patterns printed on the outside of the dumbbell body is wrapped, and the dumbbell body is cleaned and finished. A step of forming an inner protective layer on the surface; a step of covering the inner protective layer with a material that is transparent, elastic, and has a high coefficient of friction to form an outer protective layer that protects the inner protective layer. BRIEF DESCRIPTION OF THE DRAWINGS

图 1 是本发明的有保护层的 ¾铃的实施例的示意断面图。 图 2 是本发明的有保护层的 ffi铃制造方法的实施例的流禾  FIG. 1 is a schematic cross-sectional view of an embodiment of a ¾ bell with a protective layer according to the present invention. FIG. 2 is a flow chart of an embodiment of a method for manufacturing a protective layer with a protective layer according to the present invention.

具体实施方式 detailed description

下面, 参照附图详细描述本发明的有保护层的哑铃及其制 造方法的实施例。 Hereinafter, the dumbbell with a protective layer of the present invention and a mechanism thereof will be described in detail with reference to the accompanying drawings. Manufacturing method.

请参阅图 1 和图 2, 图 1 表示本发明的有保护层的 ¾铃的 实施例, 图 2 表示制造本发明的有保护层的 铃的工艺流程。 图中的标号 1 表示哑铃本体。 哑铃本体 1 可以是铸钢件或铸铁 件, 也可以用钢材焊接而成; 既可以是实心的, 也可以是空心 的, 以便在内部充填其他物料, 调节哑铃的重量。 哑铃本体 1 在成形工序之后, 一般要经过时效热处理之类的工序对哑铃本 体的材质进行定性处理 。 然后, 再进行酸洗, 喷砂, 喷丸, 抛 光等清理和精整工序 , 使其外表面光洁平整, 以便在该表面上 包裹内保护层。  Please refer to FIG. 1 and FIG. 2. FIG. 1 shows an embodiment of a protected bell according to the present invention, and FIG. 2 shows a process flow for manufacturing the protected bell according to the present invention. The reference numeral 1 in the figure represents the dumbbell body. The dumbbell body 1 can be cast steel or cast iron, or can be welded with steel; it can be solid or hollow to fill other materials inside to adjust the weight of the dumbbell. After the forming process of the dumbbell body 1, the material of the dumbbell body is generally subjected to qualitative treatment through a process such as aging heat treatment. Then, pickling, sand blasting, shot blasting, polishing and other cleaning and finishing processes are performed to make the outer surface smooth and flat so as to wrap the inner protective layer on the surface.

标号 2 表示哑铃的内保护层。 内保护层 2 可以在哑铃本体 The reference number 2 indicates the inner protective layer of the dumbbell. The inner protective layer 2 can be placed on the dumbbell body

1 的外部用电镀或浸 等工序形成 , 在其上形成一层薄薄的有 光泽的金属层; 也可以用喷漆, 烤漆, 喷塑, 涂塑等工艺方法 形成, 在其上形成一层带有色彩的漆或塑料层, 然后, 再在其 上用丝网印刷等工艺方法印刷制造厂商的商标, 表示该哑铃规 格的文字符号的标识 以及增加哑铃美观程度的 m m 安 The exterior of 1 is formed by processes such as plating or dipping, and a thin, shiny metal layer is formed on it. It can also be formed by spraying, baking, spraying, plastic coating and other process methods to form a layer on it. Colored lacquer or plastic layer, and then printed on the manufacturer's trademark with a process such as screen printing, the logo of the text symbol indicating the dumbbell specifications and the mm

果 、 花纹 等 。 或者 , 可以在哑铃本体外部包裹一层印刷了各种标识、 图 案和花纹的塑料贴纸 或者, 也可以在哑铃的不同部分使用上 述各种不同的包覆方式 , 使其增添艺术性, 更加美观。  Fruit, pattern, etc. Or, a layer of plastic stickers printed with various logos, patterns and patterns can be wrapped on the outside of the dumbbell body. Or, the above-mentioned different coating methods can be used on different parts of the dumbbell to make it more artistic and more beautiful.

标号 3 表示哑铃的外保护层。外保护层 3 是- 层比较厚的, 透明的, 摩擦系数较大的, 有弹性的保护层, 可以用透明的 PU 材料或透明的 PVC 材料制成。 外保护层 3 既有保护内保护层 2 不受到碰撞磨损而损坏的作用, 同时还能将内保护层 2 上的标 识和色彩鲜明地展示出来, 具有吸引消费者, 提高使用者使用 兴趣的作用。 此外, 由于外保护层 3 的摩擦系数较大, 质地较 柔软, 有弹性, 所以使用者在使用时不易滑落, 舒适程度和安 全性都提高了。 包覆外保护层 3 可以采用加热成型包覆或浸塑 的工艺方法。  The reference number 3 indicates the outer protective layer of the dumbbell. The outer protective layer 3 is-a thicker layer, transparent, with a larger friction coefficient, and an elastic protective layer, which can be made of transparent PU material or transparent PVC material. The outer protective layer 3 not only protects the inner protective layer 2 from being damaged by collision and abrasion, but also can clearly display the logo and color on the inner protective layer 2. It has the effect of attracting consumers and increasing user interest . In addition, since the outer protective layer 3 has a larger friction coefficient, a softer and more elastic texture, it is difficult for the user to slip off during use, and the comfort and safety are improved. The coating of the outer protective layer 3 can be carried out by heat-molding or dipping.

上述内保护层 2 的厚度一般在 0.02〜3 毫米范围内。 上述 外保护层的厚度一般在 1〜 8 毫米的范围内 。 外保护层 2 的厚度 可以在整个哑铃上是均匀的, 也可以根据哑铃各部位的需要做 成不同的厚度, 例如, 哑铃杆中间部分的外保护层 2 的厚度可 以较厚, 逐渐向两端减薄, 以利于把握。 The thickness of the inner protective layer 2 is generally in the range of 0.02 to 3 mm. The thickness of the outer protective layer is generally in the range of 1 to 8 mm. Outer protective layer 2 thickness It can be uniform on the whole dumbbell, or can be made into different thicknesses according to the needs of various parts of the dumbbell. For example, the thickness of the outer protective layer 2 of the middle part of the dumbbell rod can be thicker, and gradually thinner toward the ends to facilitate grasp. .

Claims

权利要求书 Claim 1 . 一种有保护层的哑铃, 它包括用金属材料制成的哑铃本 体, 和包覆在桠铃本体外部的保护层, 其特征在于, 上述保护 层由 内保护层和外保护层组成, 上述内保护层是包裹在哑铃本 体外部的, 印刷有由文字和图案等组成的标识和色彩的漆层, 或镀层, 或贴纸, 或者其组合; 上述用于保护内保护层不受磨 损, 包裹在内保护层外部的外保护层, 由透明的, 能鲜明地显 示内保护层上的标识和色彩的, 摩擦系数较大, 有弹性的材料 制成。 What is claimed is: 1. A dumbbell with a protective layer, comprising a dumbbell body made of a metal material and a protective layer covering the outside of the chime body, characterized in that the protective layer is composed of an inner protective layer and an outer protective layer, The above-mentioned inner protective layer is wrapped on the outside of the dumbbell body, and is printed with a logo and color paint layer, or plating, or sticker, or a combination thereof composed of characters and patterns. The outer protective layer on the outside of the inner protective layer is made of a transparent, elastic material that can clearly display the logo and color on the inner protective layer, has a large coefficient of friction. 2. 如权利要求 1 所述的有保护层的哑铃, 其特征在于, 上 述外保护层所采用的材料是透明的 PU材料或透明的 PVC材料。  2. The dumbbell with a protective layer according to claim 1, wherein the material used for the outer protective layer is a transparent PU material or a transparent PVC material. 3 . 如权利要求 1 或 2所述的有保护层的哑铃,其特征在于, 上述内保护层的厚度一般在 0.02〜3 毫米范围内, 上述外保护 层的厚度一般在 1〜 8毫米的范围内。  3. The dumbbell with a protective layer according to claim 1 or 2, wherein the thickness of the inner protective layer is generally in the range of 0.02 to 3 mm, and the thickness of the outer protective layer is generally in the range of 1 to 8 mm. Inside. 4. 如权利要求 3 所述的有保护层的哑铃, 其特征在于, 上 述外保护层的厚度可以在整个哑铃上是均勾的, 也可以根据哑 铃各部位的需要做成不同的厚度。  4. The dumbbell with a protective layer according to claim 3, wherein the thickness of the outer protective layer can be evenly distributed on the entire dumbbell, or can be made into different thicknesses according to the needs of each part of the dumb bell. 5 . 如权利要求 4所述的有保护层的哑铃, 其特征在于, 哑 铃杆中间部分的外保护层的厚度较厚, 逐渐向两端减薄。  5. The dumbbell with a protective layer according to claim 4, characterized in that the thickness of the outer protective layer in the middle portion of the dumb bell rod is thicker and gradually thinner toward both ends. 6. 一种制造如权利要求 1 所述的有保护层的哑铃的方法, 它包括下列步骤: 用铸造, 锻造或焊接方法制成金属材料的哑 铃本体的步骤; 用时效热处理或自然时效等方法对 ¾铃本体的 材质进行定性处理的步骤; 用酸洗, 干燥, 喷砂, 喷丸, 抛光, 等工序, 对哑铃本体表面进行清理和精整的步骤; 用喷漆, 烤 漆, 喷塑、 电镀等工艺方法对哑铃本体的表面进行表面处理, 并在其上印制用文字, 图案构成的各种标识和色彩的方式, 或 者用在 ¾铃本体外部包裹一层印刷了各种标识、 图案和花纹的 塑料贴纸的方式, 在经过清理和精整的哑铃本体表面上形成内 保护层的步骤; 用透明的, 有弹性的, 摩擦系数较大的材料包 覆在内保护层上, 形成保护上述内保护层的外保护层的步骤。 6. A method for manufacturing a dumbbell with a protective layer according to claim 1, comprising the following steps: the step of making a dumbbell body made of metal material by casting, forging or welding; a method such as aging heat treatment or natural aging The steps of qualitatively processing the material of the bell body; the steps of cleaning and finishing the surface of the dumbbell body with the steps of pickling, drying, sandblasting, shot peening, polishing, etc .; using spray painting, baking paint, spray coating, plating The surface of the dumbbell body is surface-treated by other methods, and various logos and colors composed of characters and patterns are printed on the surface, or a variety of logos, patterns, and patterns are printed on the outside of the bell body. The pattern of patterned plastic stickers, the step of forming an inner protective layer on the surface of the dumbbell body after cleaning and finishing; using a transparent, elastic, and high friction material package Covering the inner protective layer to form an outer protective layer for protecting the inner protective layer.
PCT/CN2002/000077 2002-02-09 2002-02-09 Dumbbell with protective layer Ceased WO2003066170A1 (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004076565A3 (en) * 2003-02-25 2005-07-28 Technical Knockout Inc Improved coated weight plates, dumbbells and method of manufacture
CN102649010A (en) * 2011-12-07 2012-08-29 南通力神国际贸易有限公司 Manufacture method of dumbbell cases, dumbbells, dumbbells in double-dumbbell-head structure and kettle bells
CN104860065A (en) * 2015-05-08 2015-08-26 山东中大体育产业集团有限公司 Production process for rubber-covered dumbbell
CN111330211A (en) * 2020-04-28 2020-06-26 南通宝鹏健身器材科技有限公司 Rubber coating body for fitness equipment

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Publication number Priority date Publication date Assignee Title
US4567091A (en) * 1985-06-27 1986-01-28 Donald Spector Adhesive sports tape
CN2031296U (en) * 1988-01-18 1989-01-25 南京振兴塑料厂 Dumb-bell coated plastics
CN2105314U (en) * 1991-11-04 1992-05-27 胡乔泉 Dumbbell
CN1136784A (en) * 1993-09-29 1996-11-27 乌姆布洛英国有限公司 Sports ball and manufacturing method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4567091A (en) * 1985-06-27 1986-01-28 Donald Spector Adhesive sports tape
CN2031296U (en) * 1988-01-18 1989-01-25 南京振兴塑料厂 Dumb-bell coated plastics
CN2105314U (en) * 1991-11-04 1992-05-27 胡乔泉 Dumbbell
CN1136784A (en) * 1993-09-29 1996-11-27 乌姆布洛英国有限公司 Sports ball and manufacturing method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004076565A3 (en) * 2003-02-25 2005-07-28 Technical Knockout Inc Improved coated weight plates, dumbbells and method of manufacture
CN102649010A (en) * 2011-12-07 2012-08-29 南通力神国际贸易有限公司 Manufacture method of dumbbell cases, dumbbells, dumbbells in double-dumbbell-head structure and kettle bells
CN104860065A (en) * 2015-05-08 2015-08-26 山东中大体育产业集团有限公司 Production process for rubber-covered dumbbell
CN111330211A (en) * 2020-04-28 2020-06-26 南通宝鹏健身器材科技有限公司 Rubber coating body for fitness equipment

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