WO2009149662A1 - A shaver head house for electronic shaver - Google Patents
A shaver head house for electronic shaver Download PDFInfo
- Publication number
- WO2009149662A1 WO2009149662A1 PCT/CN2009/072229 CN2009072229W WO2009149662A1 WO 2009149662 A1 WO2009149662 A1 WO 2009149662A1 CN 2009072229 W CN2009072229 W CN 2009072229W WO 2009149662 A1 WO2009149662 A1 WO 2009149662A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- blade
- metal mesh
- support frame
- plastic support
- mesh cover
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
- B26B19/02—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers of the reciprocating-cutter type
- B26B19/04—Cutting heads therefor; Cutters therefor; Securing equipment thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
- B26B19/02—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers of the reciprocating-cutter type
- B26B19/04—Cutting heads therefor; Cutters therefor; Securing equipment thereof
- B26B19/044—Manufacture and assembly of cutter blocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
- B26B19/38—Details of, or accessories for, hair clippers, or dry shavers, e.g. housings, casings, grips, guards
- B26B19/384—Dry-shaver foils; Manufacture thereof
Definitions
- the present invention relates to the structure of an electric shaver, and more particularly to a cutter device for an electric shaver.
- An electric shaver usually includes a main body and a cutter head device, the cutter head device including a cutter cover and a blade set disposed in the cutter cover, the cutter cover including a plastic support frame and a metal disposed on the plastic support
- the net cover, the blade set is located under the metal mesh cover, and when the hair enters the metal mesh cover, the two can cooperate to cut the hair.
- it can be divided into a rotary electric shaver and a left and right swinging razor.
- the metal mesh cover of the left and right swinging razors is bent into a semi-cylindrical shape, and the plastic support frame has an opening adapted to the shape of the metal mesh cover, and the periphery of the metal mesh cover and the periphery of the opening of the plastic support frame are positioned. connection.
- the blade set is located under the semi-cylindrical metal mesh cover, and the working cymbal swings left and right.
- the blades of the blade set have a semi-circular shape that is adapted to the cross-section of the semi-cylindrical metal mesh cover, so that the gap between the blade and the blade is semi-circular, when the hair enters the gap. It is easy to slide in this gap, which is not conducive to cutting.
- the present invention provides a cutter head device for an electric shaver, the main purpose of which is to overcome the gap between the blade and the blade of the conventional left and right swing type electric shaver, which is semicircular and the slit is too long, so Conducive to the shortcomings of cutting hair.
- a cutter device for an electric shaver comprising a cutter cover and a blade set, the cutter cover including a plastic support frame and a metal mesh cover disposed on the plastic support frame,
- the metal mesh cover has a semi-cylindrical shape, and the cross section thereof is a round curve.
- the blade set is movably disposed under the metal mesh cover, and the blade edge of each blade group has a shape that is smooth with the metal mesh cover.
- a middle portion of each of the blade edges is provided with a concave notch, and each of the notches jointly forms a groove
- the plastic support frame is provided with a dividing strip adapted to the groove.
- the plastic support frame is provided with a mounting opening, and a metal mesh cover covers the assembly opening; the periphery of the metal mesh cover The injection molding of the plastic support frame is integrally embedded in the periphery of the assembly opening.
- the present invention has the following advantages over the prior art: by providing a notch in the blade edge of the blade and providing a partition in the notch, the gap between the two blades is divided into two. In part, the length of the slit is shortened, the possibility of the hair sliding in the gap is reduced, and the hair is cut off.
- the periphery of the metal mesh cover of the present invention can be integrally embedded in the periphery of the assembly opening in the plastic support frame, and the connection between the metal mesh cover and the plastic support frame is firm and durable.
- FIG. 1 is a schematic perspective view of a first embodiment of the present invention
- Figure 2 is a cross-sectional view taken along line A-A of Figure 1;
- Figure 3 is a schematic view of the portion of the metal mesh cover removed in Figure 2;
- Figure 4 is a cross-sectional view taken along line B-B of Figure 1;
- Figure 5 is a transverse cross-sectional view showing a second embodiment of the present invention.
- Embodiment 1 A cutter head device for an electric shaver, comprising a cutter cover and a blade set, comprising a plastic support frame 2 and a metal mesh cover provided on the plastic support frame 2, with reference to FIGS. 1 to 4 1.
- the metal mesh cover 1 has a semi-cylindrical shape, and its cross section is a round curve. The contour is composed of two parallel straight edges 11 and two rounded curved edges 12.
- the plastic support frame 2 is provided with its shape.
- the opening 20 of the metal mesh cover 1 is correspondingly mounted on the opening 20.
- the blade set is formed by a plurality of blades 3 disposed on a blade holder 31.
- the blade set is movably disposed under the metal mesh cover 1.
- the shape of the blade of each blade 3 of the blade set is a rounded curve shape matched with the metal mesh cover 1.
- the middle of each blade 3 is provided with a concave notch 30, and each of the notches 30 together form a groove.
- the plastic support frame 2 is provided with a partitioning strip 21 adapted to the groove.
- the partitioning strip 21 has a semi-circular cross section, and a corresponding concave portion 30 of the blade 3 is provided with a semi-circular notch.
- Embodiment 2 is different from Embodiment 1 with reference to FIG.
- the metal mesh cover 1 is connected to the plastic support frame 2: the plastic support frame 2 is provided with a mounting opening 20, and the metal mesh cover 1 covers the assembly opening 20,
- the periphery of the metal mesh cover 1 is integrally molded in the periphery of the fitting opening 20 by injection molding of the plastic support frame 2.
- the shape of the mesh cover 1 is a semi-cylindrical shape with a smooth curved cross section, and the periphery thereof is surrounded by two mutually parallel straight lines 11 and two smooth curves 12, and the shape of the fitting opening 20 of the plastic support frame 2 and the metal
- the shape of the periphery of the mesh cover 1 is adapted.
- a partitioning strip 21 is connected to the middle of the two curved sides of the fitting opening 20 of the plastic support frame 2, and the partitioning strip 21 is supported under the metal mesh cover 1.
- the blade set is composed of a plurality of blades 3 disposed on a blade holder 31, and the blade set is movably disposed under the metal mesh cover 1.
- the shape of the blade of each blade 3 of the blade set is a rounded curve shape matched with the metal mesh cover 1.
- the middle of each blade 3 is provided with a concave notch 30, and each of the notches 30 together form a groove.
- the cross-sectional shape of the partition strip 21 on the plastic support frame 2 is adapted to the shape of the groove.
- the cutter head device of the electric shaver of the present invention shortens the length of the slit by providing a notch on the blade edge of the blade and providing a partition in the notch, so that the gap between the two blades is divided into two parts. , reducing the possibility of the hair sliding in the gap, is beneficial to the hair being cut, has good use effect, and has good industrial applicability.
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Dry Shavers And Clippers (AREA)
Abstract
Description
说明书 电动剃须刀的刀头装置 Instruction manual for electric shaver
技术领域 Technical field
[1] 本发明涉及电动剃须刀的结构， 具体地说是指电动剃须刀的刀头装置。 [1] The present invention relates to the structure of an electric shaver, and more particularly to a cutter device for an electric shaver.
背景技术 Background technique
[2] 电动剃须刀通常包括主体和刀头装置， 刀头装置包括刀头罩和设于刀头罩内的 刀片组， 刀头罩包括一塑料支撑架和设于该塑料支撑上的金属网罩， 刀片组位 于金属网罩下方， 当毛发进入金属网罩内吋， 二者配合可将毛发切断。 根据刀 片组运动方式的不同， 可分为旋转式电动剃须刀和左右摆动式剃须刀。 [2] An electric shaver usually includes a main body and a cutter head device, the cutter head device including a cutter cover and a blade set disposed in the cutter cover, the cutter cover including a plastic support frame and a metal disposed on the plastic support The net cover, the blade set is located under the metal mesh cover, and when the hair enters the metal mesh cover, the two can cooperate to cut the hair. Depending on the movement of the blade group, it can be divided into a rotary electric shaver and a left and right swinging razor.
[3] 左右摆动式剃须刀的金属网罩弯曲成一半圆柱面状， 其塑料支撑架具有与该金 属网罩形状相适配的开口， 金属网罩的周边与塑料支撑架的开口周缘定位连接 。 刀片组位于该半圆柱面状的金属网罩下方， 工作吋左右摆动。 该刀片组中的 各刀片的刀刃为半圆形， 与半圆柱面状的金属网罩的横截面相适配， 因此， 刀 片与刀片之间的空隙为半圆形， 当毛发进入该空隙吋， 容易在该空隙内滑动， 不利于切割。 [3] The metal mesh cover of the left and right swinging razors is bent into a semi-cylindrical shape, and the plastic support frame has an opening adapted to the shape of the metal mesh cover, and the periphery of the metal mesh cover and the periphery of the opening of the plastic support frame are positioned. connection. The blade set is located under the semi-cylindrical metal mesh cover, and the working cymbal swings left and right. The blades of the blade set have a semi-circular shape that is adapted to the cross-section of the semi-cylindrical metal mesh cover, so that the gap between the blade and the blade is semi-circular, when the hair enters the gap. It is easy to slide in this gap, which is not conducive to cutting.
[4] 发明内容 [4] Summary of the invention
[5] 本发明提供一种电动剃须刀的刀头装置， 其主要目的在于克服现有左右摆动式 电动剃须刀的刀片与刀片之间的空隙为半圆形、 缝隙过长， 因而不利于切割毛 发的缺点。 [5] The present invention provides a cutter head device for an electric shaver, the main purpose of which is to overcome the gap between the blade and the blade of the conventional left and right swing type electric shaver, which is semicircular and the slit is too long, so Conducive to the shortcomings of cutting hair.
[6] 本发明釆用如下技术方案： 电动剃须刀的刀头装置， 包括刀头罩和刀片组， 该 刀头罩包括一塑料支撑架和设于塑料支撑架上的金属网罩， 该金属网罩为一半 柱面形， 其横断面为一圆滑曲线， 刀片组可移动地设于该金属网罩下方， 该刀 片组各刀片的刀刃的形状为与该金属网罩相适配的圆滑曲线形， 所述各刀片刀 刃的中部设有一凹下的缺口， 各缺口共同组成一凹槽， 所述塑料支撑架上设有 一与该凹槽相适配的分隔条。 [6] The present invention adopts the following technical solution: a cutter device for an electric shaver, comprising a cutter cover and a blade set, the cutter cover including a plastic support frame and a metal mesh cover disposed on the plastic support frame, The metal mesh cover has a semi-cylindrical shape, and the cross section thereof is a round curve. The blade set is movably disposed under the metal mesh cover, and the blade edge of each blade group has a shape that is smooth with the metal mesh cover. In the curved shape, a middle portion of each of the blade edges is provided with a concave notch, and each of the notches jointly forms a groove, and the plastic support frame is provided with a dividing strip adapted to the groove.
[7] 前述电动剃须刀的刀头装置， 其刀片组的各刀片设于一刀片支架上。 [7] The above-described electric shaver head device, wherein the blades of the blade set are disposed on a blade holder.
[8] 所述塑料支撑架设有一装配口， 金属网罩覆盖该装配口； 所述金属网罩的周边 在所述塑料支撑架注塑成形吋被一体埋设于该装配口的周缘。 [8] The plastic support frame is provided with a mounting opening, and a metal mesh cover covers the assembly opening; the periphery of the metal mesh cover The injection molding of the plastic support frame is integrally embedded in the periphery of the assembly opening.
由上述对本发明结构的描述可知， 和现有技术相比， 本发明具有如下优点： 通 过在刀片的刀刃上设置缺口， 并有缺口中设置分隔条， 使两刀片之间的缝隙分 分隔为两部分， 缩短了该缝隙的长度， 降低毛发在该缝隙中滑动的可能性， 有 利于毛发被切断。 同吋本发明金属网罩的周边在所述塑料支撑架注塑成形吋可 以一体埋设于该装配口的周缘中， 使用金属网罩与塑料支撑架之间的连接牢固 ， 更结实耐用。 From the above description of the structure of the present invention, the present invention has the following advantages over the prior art: by providing a notch in the blade edge of the blade and providing a partition in the notch, the gap between the two blades is divided into two. In part, the length of the slit is shortened, the possibility of the hair sliding in the gap is reduced, and the hair is cut off. At the same time, the periphery of the metal mesh cover of the present invention can be integrally embedded in the periphery of the assembly opening in the plastic support frame, and the connection between the metal mesh cover and the plastic support frame is firm and durable.
附图说明 DRAWINGS
图 1为本发明实施例 1的立体结构示意图； 1 is a schematic perspective view of a first embodiment of the present invention;
图 2为图 1中 A-A向剖视图； Figure 2 is a cross-sectional view taken along line A-A of Figure 1;
图 3为图 2去除部分金属网罩示意图； Figure 3 is a schematic view of the portion of the metal mesh cover removed in Figure 2;
图 4为图 1中 B-B向剖视图； Figure 4 is a cross-sectional view taken along line B-B of Figure 1;
图 5为本发明实施例 2的横向剖视图。 Figure 5 is a transverse cross-sectional view showing a second embodiment of the present invention.
具体实施方式 detailed description
下面参照附图说明本发明的具体实施方式。 Specific embodiments of the present invention will be described below with reference to the drawings.
实施例 1、 电动剃须刀的刀头装置， 参照图 1至图 4， 包括刀头罩和刀片组， 该 刀头罩包括一塑料支撑架 2和设于塑料支撑架 2上的金属网罩 1， 该金属网罩 1为 一半柱面形， 其横断面为一圆滑曲线， 其轮廓由两平行的直线边 11和两圆滑曲 线边 12组成， 塑料支撑架 2上设有与其形状相适配的开口 20， 该金属网罩 1对应 装配于该开口 20上。 Embodiment 1. A cutter head device for an electric shaver, comprising a cutter cover and a blade set, comprising a plastic support frame 2 and a metal mesh cover provided on the plastic support frame 2, with reference to FIGS. 1 to 4 1. The metal mesh cover 1 has a semi-cylindrical shape, and its cross section is a round curve. The contour is composed of two parallel straight edges 11 and two rounded curved edges 12. The plastic support frame 2 is provided with its shape. The opening 20 of the metal mesh cover 1 is correspondingly mounted on the opening 20.
所述刀片组由多个刀片 3组设于一刀片支架 31上而构成， 该刀片组可移动地设 于该金属网罩 1下方。 该刀片组各刀片 3的刀刃的形状为与该金属网罩 1相适配的 圆滑曲线形， 所述各刀片 3刀刃的中部设有一凹下的缺口 30， 各缺口 30共同组成 一凹槽， 所述塑料支撑架 2上设有一与该凹槽相适配的分隔条 21。 分隔条 21其剖 面为半圆形， 相应的各刀片 3刀刃的中部设有一凹下的缺口 30也为半圆形缺口。 实施例 2、 参照图 5与实施例 1不同之处在于： 金属网罩 1与塑料支撑架 2连接方 式： 塑料支撑架 2设有一装配口 20， 该金属网罩 1覆盖该装配口 20， 该金属网罩 1 的周边在所述塑料支撑架 2注塑成形吋被一体埋设于该装配口 20的周缘中。 该金 属网罩 1的形状为横断面为平滑曲线的半柱面形， 其周边由两互相平行的直线 11 和两平滑曲线 12围成， 所述塑料支撑架 2的装配口 20的形状与该金属网罩 1周边 的形状相适配。 该塑料支撑架 2装配口 20的两曲线边的中部连设有一分隔条 21， 该分隔条 21支撑于所述金属网罩 1下方。 The blade set is formed by a plurality of blades 3 disposed on a blade holder 31. The blade set is movably disposed under the metal mesh cover 1. The shape of the blade of each blade 3 of the blade set is a rounded curve shape matched with the metal mesh cover 1. The middle of each blade 3 is provided with a concave notch 30, and each of the notches 30 together form a groove. The plastic support frame 2 is provided with a partitioning strip 21 adapted to the groove. The partitioning strip 21 has a semi-circular cross section, and a corresponding concave portion 30 of the blade 3 is provided with a semi-circular notch. Embodiment 2 is different from Embodiment 1 with reference to FIG. 5 in that: the metal mesh cover 1 is connected to the plastic support frame 2: the plastic support frame 2 is provided with a mounting opening 20, and the metal mesh cover 1 covers the assembly opening 20, The periphery of the metal mesh cover 1 is integrally molded in the periphery of the fitting opening 20 by injection molding of the plastic support frame 2. The gold The shape of the mesh cover 1 is a semi-cylindrical shape with a smooth curved cross section, and the periphery thereof is surrounded by two mutually parallel straight lines 11 and two smooth curves 12, and the shape of the fitting opening 20 of the plastic support frame 2 and the metal The shape of the periphery of the mesh cover 1 is adapted. A partitioning strip 21 is connected to the middle of the two curved sides of the fitting opening 20 of the plastic support frame 2, and the partitioning strip 21 is supported under the metal mesh cover 1.
[19] 所述刀片组由多个刀片 3组设于一刀片支架 31上而构成， 该刀片组可移动地设 于该金属网罩 1下方。 该刀片组各刀片 3的刀刃的形状为与该金属网罩 1相适配的 圆滑曲线形， 所述各刀片 3刀刃的中部设有一凹下的缺口 30， 各缺口 30共同组成 一凹槽， 所述塑料支撑架 2上的分隔条 21的剖面形状与凹槽的形状相适配。 [19] The blade set is composed of a plurality of blades 3 disposed on a blade holder 31, and the blade set is movably disposed under the metal mesh cover 1. The shape of the blade of each blade 3 of the blade set is a rounded curve shape matched with the metal mesh cover 1. The middle of each blade 3 is provided with a concave notch 30, and each of the notches 30 together form a groove. The cross-sectional shape of the partition strip 21 on the plastic support frame 2 is adapted to the shape of the groove.
[20] 由此可见， 原来两刀片 3之间的较长缝隙被分隔为两个较小的缝隙， 实验证明 ， 这种结构可降低毛发在该缝隙中滑动的可能性， 有利于毛发被切断。 [20] It can be seen that the long gap between the two blades 3 is divided into two smaller gaps. Experiments have shown that this structure can reduce the possibility of hair sliding in the gap, which is beneficial to the hair being cut off. .
[21] 上述仅为本发明的具体实施方式， 但本发明的设计构思并不局限于此， 凡利用 此构思对本发明进行非实质性的改动， 均应属于侵犯本发明保护范围的行为。 工业实用性 The above is only the specific embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modification of the present invention by this concept should be an act of infringing the scope of protection of the present invention. Industrial applicability
[22] 本发明电动剃须刀的刀头装置， 通过在刀片的刀刃上设置缺口， 并有缺口中设 置分隔条， 使两刀片之间的缝隙分分隔为两部分， 缩短了该缝隙的长度， 降低 毛发在该缝隙中滑动的可能性， 有利于毛发被切断， 使用效果好， 具有良好的 工业实用性。 [22] The cutter head device of the electric shaver of the present invention shortens the length of the slit by providing a notch on the blade edge of the blade and providing a partition in the notch, so that the gap between the two blades is divided into two parts. , reducing the possibility of the hair sliding in the gap, is beneficial to the hair being cut, has good use effect, and has good industrial applicability.
Claims
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820102667.2 | 2008-06-13 | ||
| CNU2008201026672U CN201224117Y (en) | 2008-06-13 | 2008-06-13 | Tool bit cover of electric shaver |
| CNU2008201027321U CN201224115Y (en) | 2008-06-18 | 2008-06-18 | Tool bit apparatus of electric shaver |
| CN200820102732.1 | 2008-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2009149662A1 true WO2009149662A1 (en) | 2009-12-17 |
Family
ID=41416380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2009/072229 Ceased WO2009149662A1 (en) | 2008-06-13 | 2009-06-11 | A shaver head house for electronic shaver |
Country Status (1)
| Country | Link |
|---|---|
| WO (1) | WO2009149662A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10081114B2 (en) | 2014-04-18 | 2018-09-25 | Koninklijke Philips N.V. | Blade set, hair cutting appliance, and related manufacturing method |
| US10124498B2 (en) | 2014-04-18 | 2018-11-13 | Koninklijke Philips N.V. | Blade set, hair cutting appliance, and related manufacturing method |
| USD870972S1 (en) | 2014-04-18 | 2019-12-24 | Koninklijke Philips N.V. | Blade for hair cutting appliance |
| US10647010B2 (en) | 2014-07-04 | 2020-05-12 | Koninklijke Philips N.V. | Blade set, hair cutting appliance, and related manufacturing method |
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| GB1160015A (en) * | 1966-06-08 | 1969-07-30 | Balco Filtertechnik Gmbh | A Shaver Head for Dry Shavers |
| US4619048A (en) * | 1983-05-02 | 1986-10-28 | Albert Greutert | Method for forming composite part comprising a plastic frame and a perforated metal foil |
| CN2573178Y (en) * | 2002-10-18 | 2003-09-17 | 杨新军 | Electric razor |
| JP2005218608A (en) * | 2004-02-05 | 2005-08-18 | Kyushu Hitachi Maxell Ltd | Electric razor |
| CN201224115Y (en) * | 2008-06-18 | 2009-04-22 | 游图明 | Tool bit apparatus of electric shaver |
| CN201224117Y (en) * | 2008-06-13 | 2009-04-22 | 游图明 | Tool bit cover of electric shaver |
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2009
- 2009-06-11 WO PCT/CN2009/072229 patent/WO2009149662A1/en not_active Ceased
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1160015A (en) * | 1966-06-08 | 1969-07-30 | Balco Filtertechnik Gmbh | A Shaver Head for Dry Shavers |
| US4619048A (en) * | 1983-05-02 | 1986-10-28 | Albert Greutert | Method for forming composite part comprising a plastic frame and a perforated metal foil |
| CN2573178Y (en) * | 2002-10-18 | 2003-09-17 | 杨新军 | Electric razor |
| JP2005218608A (en) * | 2004-02-05 | 2005-08-18 | Kyushu Hitachi Maxell Ltd | Electric razor |
| CN201224117Y (en) * | 2008-06-13 | 2009-04-22 | 游图明 | Tool bit cover of electric shaver |
| CN201224115Y (en) * | 2008-06-18 | 2009-04-22 | 游图明 | Tool bit apparatus of electric shaver |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10081114B2 (en) | 2014-04-18 | 2018-09-25 | Koninklijke Philips N.V. | Blade set, hair cutting appliance, and related manufacturing method |
| US10124498B2 (en) | 2014-04-18 | 2018-11-13 | Koninklijke Philips N.V. | Blade set, hair cutting appliance, and related manufacturing method |
| USD870972S1 (en) | 2014-04-18 | 2019-12-24 | Koninklijke Philips N.V. | Blade for hair cutting appliance |
| US10751891B2 (en) | 2014-04-18 | 2020-08-25 | Koninklijke Philips N.V. | Blade set, hair cutting appliance, and related manufacturing method |
| US11279052B2 (en) | 2014-04-18 | 2022-03-22 | Koninklijke Philips N.V. | Blade set, hair cutting appliance, and related manufacturing method |
| US12145284B2 (en) | 2014-04-18 | 2024-11-19 | Koninklijke Philips N.V. | Blade set, hair cutting appliance, and related manufacturing method |
| US10647010B2 (en) | 2014-07-04 | 2020-05-12 | Koninklijke Philips N.V. | Blade set, hair cutting appliance, and related manufacturing method |
| US11472049B2 (en) | 2014-07-04 | 2022-10-18 | Koninklijke Philips N.V. | Blade set, hair cutting appliance, and related manufacturing method |
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