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WO2008013998A2 - Outil pour moquette - Google Patents

Outil pour moquette Download PDF

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Publication number
WO2008013998A2
WO2008013998A2 PCT/US2007/017018 US2007017018W WO2008013998A2 WO 2008013998 A2 WO2008013998 A2 WO 2008013998A2 US 2007017018 W US2007017018 W US 2007017018W WO 2008013998 A2 WO2008013998 A2 WO 2008013998A2
Authority
WO
WIPO (PCT)
Prior art keywords
carpet
blade
cutting
portions
handle
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/US2007/017018
Other languages
English (en)
Other versions
WO2008013998A3 (fr
Inventor
Edward Talamante
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
Publication of WO2008013998A2 publication Critical patent/WO2008013998A2/fr
Publication of WO2008013998A3 publication Critical patent/WO2008013998A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B5/00—Hand knives with one or more detachable blades
    • B26B5/005—Hand knives with one or more detachable blades specially adapted for cutting cardboard, or wall, floor or like covering materials

Definitions

  • This invention relates generally to hand tools and more particularly to a hand tool used by carpet layers and other professionals working with carpet materials especially for cutting and inspecting carpets.
  • Scott, U.S. 3543400 discloses a cutter for loop pile carpet, the combination of: a supporting plate provided with a floor engaging base having a forwardly projecting portion; two retaining plates carried by the supporting plate on opposite sides thereof and above the floor engaging base; a guide plate between and connected to and depending below the retaining plates, and spaced upwardly from the forwardly projecting portion of the floor engaging base to provide therebetween a carpet receiving slot; the supporting plate, the retaining plates and the guide plate cooperating to provide on opposite sides of the guide plate, and between the guide plate and the retaining plates, respectively, two downwardly and rearwardly inclined blade recesses intersecting the carpet receiving slot adjacent the rear end thereof; two blades respectively disposed in the blade receiving recesses and selectively slidable longitudinally of the blade recesses into extended positions spanning the rear end of the carpet receiving slot; and means for securing the blades in selected positions in the blade recesses.
  • Scott, U.S. 3543401 discloses a cutter for face cutting cushion back carpet, the combination of: a guide plate of substantially uniform thickness having a longitudinally extending, straight carpet engaging edge thereon with a leading end and a trailing end, and having a generally rectangular blade notch therein disposed at an angle to and intersecting the carpet engaging edge and sloping toward the trailing end thereof two retaining plates respectively disposed on opposite sides of and rigidly secured to the guide plate and space from the carpet engaging edge to expose same, the retaining plates spanning blade notch; two generally rectangular blades disposed in the blade notch in side-by-side relation and movable longitudinally thereof, the combined thickness of the blades being slightly less than the thickness of the guide plate, each of the blades having a longitudinal cutting edge thereon, the cutting edges being disposed along the lower edge of the blade notch and being spaced apart in the direction of the thickness of the guide plate, the length of the blades being substantially less than the length of the blade notch to permit retraction of the blades completely into the blade
  • Stencil U.S. 3790976 discloses a carpet laying tool that includes a tack strip cutter disposed intermediate the ends of an elongate handle while the opposite ends of the handle carry elements which serve to space the cutter from a support surface against which they both can be urged while pressing against the handle and clamping the cutter grip to the handle so as to permit application of substantial force against the grip of the cutter.
  • the spacing elements on each end of the handle include on one end a claw for removing baseboard from walls and, on the other hand, a hammer head of conventional construction.
  • a device for lifting and cutting glued-down carpet that is made of three primary components, a handle, a blade mounting plate and a rod mounting sleeve.
  • the blade mounting plate is secured to the front end of the handle and the rod mounting sleeve is secured to the bottom of the two previous components.
  • a blade cover plate secures a razor blade between itself and the blade mounting plate with the bottom edge of the razor blade captured in a groove that extends along the top surface of the carpet lifting rod.
  • the carpet lifting rod is longitudinally adjustable within the rod mounting sleeve. In operation, the pointed front end of the carpet lifting rod is driven along the top surface of the concrete below the bottom surface of the carpet thereby lifting it up to a position where it is cut by the razor blade as the device is continuously pushed along beneath the carpet.
  • Casteel et al. U.S. 5881463, discloses a cutter for face cutting of carpeting.
  • the cutter includes a floor engaging base and a plate attached to the floor engaging base which is slidable along an inclined path forming an acute angle with the base to form between the movable plate and the base a forwardly facing carpet receiving slot having a longitudinal central axis.
  • a downwardly and rearwardly inclined cutting blade disposed in a plane which is parallel to and spaced to one side of a longitudinal central axis of the carpet receiving slot spans the rear end of the carpet receiving slot at the same acute angle as that formed by the inclined path of the floor engaging base, and is secured in a blade housing having an open-ended slot to provide easy access for adjustment, removal, and replacement of blades.
  • coacting bearing surfaces for securing the lowermost end of the blade against deflection, and cutouts for preventing an accumulation of debris around the lowermost corner of the blade.
  • the tool includes a leading edge on the center plate that opens the adjacent rows of tufts in the carpeting, three blades for cutting the carpeting between adjacent rows either close to the right row of tufts, left row of tufts or midway between the tufts, three plates that retain the blades and an adjustable retainer system for the blades, and a handle.
  • the leading edge has an angle of less than 90 degrees from the horizontal and is rounded in shape to prevent loop or woven carpeting from catching on the tool, and also to keep the tool from jumping out of the row where the cut is being made.
  • the blades are kept in place at an angle of between 15 to 25 degrees from the bottom edge of the tool, which results in a smoother cut being made in the carpeting.
  • the amount that the blades extend downward is adjustable to accommodate different thicknesses of carpeting.
  • Braaksma U.S. 6647628, discloses a carpet cutter that includes a blade-supporting structure and a tuft-parting structure.
  • the blade-supporting structure includes a longitudinally extending guide with a forward portion and a carpet-contacting edge that extends along a first axis toward the forward portion of the guide.
  • a blade is mounted adjustably on the blade-supporting structure in a carpet-cutting position of the blade.
  • the tuft-parting structure is on the forward portion of the guide where it functions as means for parting tufts on the carpet in order to facilitate cutting a backing portion of the carpet without cutting the tufts.
  • the tuft-parting structure includes an elongated member with a tip. The elongated member protrudes forwardly beyond the forward end portion of the guide along a second axis that intersects the first axis, thereby to facilitate positioning of the tip of the elongated structure in between adjacent tufts of the carpet.
  • Mills et al. U.S. 6792634 discloses a pliable membrane installation tool comprised of a body-base with handle, prongs to provide support for a stay-wheel axle with a stay- wheel, anti-snag wheel and washer-spacer (all with rotational freedom), and a wall guide with a cut-and-tuck member integrated with a means for cutting.
  • a guide wheel and tucking wheel on the wall guide provide for the staying, cutting and tucking of the pliable membrane to be installed in one easy movement along the wall by the operator.
  • the trimmers may be adjusted or sized to trim the carpet edge to the correct length for tucking. At least two trimmers are provided, one for each direction of operation.
  • the height offset of the trimmers above the carpet trimmer and tucker baseplate may be fixed or may be adjustable to allow for variances in carpet thickness and different depths of the tucking trough.
  • Guides extend from the trimmers to slidingly or rollingly engage the wall or baseboard and to orient the trimmers.
  • the trimmer blades are oriented horizontally.
  • the invention also includes a retrofit trimmer for existing carpet tuckers.
  • the retrofit kit comprises a replacement handle, or grip, with integral or attachable trimmers extending to align with the wheels of existing 3 -wheeled carpet trimmers.
  • Iannacone, Jr., U.S. 6964075 discloses a bi-directional carpet trimmer and tucker tool that has recesses receiving blades in a generally horizontal or slightly angled orientation.
  • the blades and recesses have structure to inhibit rotational and translational movement of the blades in the tool.
  • the tool also has a trailings guide engaging trailings trimmed from an edge of carpet to be tucked.
  • the trailings guide moves the trailings away from at least one tucking wheel along a path generally between a handle and the at least one tucking wheel. This guiding operation inhibits interference of the trailings with tucking and trimming operations.
  • the present invention teaches certain benefits in construction and use which give rise to the objectives described below.
  • a primary objective of the present invention is to provide an apparatus and method of use of such apparatus that yields advantages not taught by the prior art.
  • Another objective of the invention is to provide a multi-purpose tool having light weight for use over extended periods without tiring the user.
  • a further objective of the invention is to provide such a tool that enables faster and more efficient work by the user.
  • a still further objective of the invention is to provide such a tool that enables use with a variety of different blades including: utility blades, hook blades and carpet blades.
  • Figure 1 is a perspective view of one embodiment of the invention as used for establishing a row within the pile of a carpet;
  • Figure 2 is a perspective view thereof as used for separating pile while cutting a carpet
  • Figure 3 is a perspective-exploded view thereof showing details of the interior of the invention.
  • Figures 4 and 5 are perspective views thereof showing a rotating feature for changing blades;
  • Figure 6 is a perspective-exploded view thereof showing details of the mounting and storing of different blades in the invention.
  • Figures 7, 7B and 8 are perspective views thereof showing the mounting of a blade into a blade holder of the invention.
  • the present invention is a hand-held, L-shaped tool having a wider barrel portion 10 integral with a narrower handle portion 20.
  • the tool is preferably made of cast aluminum for strength and light weight and is cast in two parts as will be described.
  • Fig. 5 we see that the barrel portion 10 terminates with a protruding rounded nose element 22 that is, by its shape, ideal for separating carpet pile 5 (Fig. 1) so as to discriminate a path 7 for cutting the carpet 3.
  • Fig. 1 the barrel portion 10 terminates with a protruding rounded nose element 22 that is, by its shape, ideal for separating carpet pile 5 (Fig. 1) so as to discriminate a path 7 for cutting the carpet 3.
  • FIG. 2 we see the tool as used for cutting along the path 7 and it should be noted as to the hand positions taken for each of the above operations, where the hand 2 is held in a comfortable position for proficient work and is capable of exerting considerable leverage on the tool and especially its cutting blade 30.
  • blade 30 several different types of cutting blades are shown and each of these blades, although each is slightly different from the others, shall be referred to as "blade 30."
  • Arrows "A” in Figs. 1 and 2 denote the direction in which the tool is moved for clearing path 7 and for cutting respectively.
  • Fig. 3 we see that the tool is made up of a first 40 and a second 50 portions, mating and separable along their outer peripheral edges 42 and 52 respectively.
  • portion 40 is able to rotate, see arrow "B" in Fig. 5, about fastener 60 thereby exposing blade storage compartment 59 and blade mounting recess 55, as best illustrated in Fig. 3.
  • This feature enables very fast and convenient blade 30 replacement.
  • cutting blade 30 is mounted in blade mount 33 and then inserted into blade recess 55 where it is functional for carpet cutting.
  • an aperture 46 is provided in portion 40 (Fig.
  • a spring loaded button 56 is mounted in portion 50, the aperture 46 and button 56 being aligned so that when the portions 40 and 50 are aligned as shown in Fig. 4, the button 56 protrudes through aperture 46 thereby locking the two portions 40 and 50 in said alignment.
  • the button 56 is pressed inwardly against a spring 56', thereby disengaging it from aperture 46, one is able to then rotate portion 40 into the misaligned or open attitude shown in Fig. 5.
  • portion 50 provides a pile row finder 70, a resilient metal finger joined to portion 50 at rotatable turret 57 such that finder 70 is able to be rotated, see arrow "C" in Fig. 6, between a stored position shown in Figs. 1, 2, 4 and 5, and an extended position shown in Figs. 3, 6 and 8.
  • finder 70 fits into a recess 43 as shown in Fig. 4 and is manually extendable in a manner similar to that used for blades in folding pocket knives.
  • row finder 70 is able to be rotated fully in line with handle portion 20 and is then useful for poking, prodding and pushing carpet pile 5 from side to side in order to find path 7.
  • Row finder 70 is ideal for searching within a dense carpet pile so as to identify an appropriate line 7 between rows in which to establish a cut edge.
  • both the first 40 and the second 50 portions of the tool provide generally triangular openings 48 and 58. These apertures are large enough and shaped so as to be ideal for gripping the tool in various ways for improved leverage while pressing down on the tool.
  • the first one of the portions 40 is larger than the second one of the portions 40 as can be seen in the several figures.
  • the second portion 50 provides a curved concave edge 51 which mates with a similarly curved convex edge 41 in the first portion 40. Edges 41 and 51 are formed so that they mutually engage when the portions 40 and 50 are aligned thereby establishing a rigid and monolithic tool.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Knives (AREA)

Abstract

L'invention concerne un appareil de coupe manuel pour moquette qui est conçu de sorte à pouvoir effectuer les tâches suivantes : séparer les poils de la moquette afin d'établir une trajectoire pour couper la moquette, et bien évidemment aussi couper la moquette. L'appareil se compose d'un corps en L, ayant une partie cylindrique intégrée à une partie poignée plus étroite, une monture de lame conçue pour accueillir une lame de coupe dans une position opposée à, mais alignée avec la partie poignée, un élément en forme de nez rond saillant positionné dans la partie cylindrique de façon distale par rapport à l'évidement de lame, et un localisateur de ligne de poils formé comme doigt métallique résilient. L'appareil présente une forme ergonomique de sorte que la main de l'utilisateur est maintenue dans une position confortable lors du travail fatigant et est apte à exercer une force de levier considérable sur l'outil et en particulier sur sa lame de coupe.
PCT/US2007/017018 2006-07-28 2007-07-30 Outil pour moquette Ceased WO2008013998A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US83429006P 2006-07-28 2006-07-28
US60/834,290 2006-07-28

Publications (2)

Publication Number Publication Date
WO2008013998A2 true WO2008013998A2 (fr) 2008-01-31
WO2008013998A3 WO2008013998A3 (fr) 2008-06-19

Family

ID=38982140

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2007/017018 Ceased WO2008013998A2 (fr) 2006-07-28 2007-07-30 Outil pour moquette

Country Status (1)

Country Link
WO (1) WO2008013998A2 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3859725A (en) * 1973-01-08 1975-01-14 Lloyd E Anderson Carpet cutting tool
ATE215001T1 (de) * 1996-01-05 2002-04-15 Wenger Sa Mehrzweckwerkzeug zur aufnahme abnehmbarer werkzeuge
US7055249B1 (en) * 2004-05-13 2006-06-06 Teng Chao-Huan Structure of a knife

Also Published As

Publication number Publication date
WO2008013998A3 (fr) 2008-06-19

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