WO2012086306A1 - ハンドプレス工具 - Google Patents
ハンドプレス工具 Download PDFInfo
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- WO2012086306A1 WO2012086306A1 PCT/JP2011/074284 JP2011074284W WO2012086306A1 WO 2012086306 A1 WO2012086306 A1 WO 2012086306A1 JP 2011074284 W JP2011074284 W JP 2011074284W WO 2012086306 A1 WO2012086306 A1 WO 2012086306A1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B17/00—Hand cutting tools, i.e. with the cutting action actuated by muscle power with two jaws which come into abutting contact
- B26B17/02—Hand cutting tools, i.e. with the cutting action actuated by muscle power with two jaws which come into abutting contact with jaws operated indirectly by the handles, e.g. through cams or toggle levers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D29/00—Hand-held metal-shearing or metal-cutting devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D29/00—Hand-held metal-shearing or metal-cutting devices
- B23D29/02—Hand-operated metal-shearing devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B25/00—Implements for fastening, connecting or tensioning of wire or strip
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B7/00—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools
- B25B7/12—Pliers; Other hand-held gripping tools with jaws on pivoted limbs; Details applicable generally to pivoted-limb hand tools involving special transmission means between the handles and the jaws, e.g. toggle levers, gears
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/04—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for forming connections by deformation, e.g. crimping tool
- H01R43/042—Hand tools for crimping
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/005—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for cutting cables or wires, or splicing
Definitions
- the present invention is a hand press tool mainly operated with one hand, for example, a cutting tool for cutting a helical steel wire installed to support a communication cable, a cutting tool for cutting a coated cable for energization, and an electric wire
- the present invention relates to a hand press tool represented by a crimping tool for pressurizing a terminal attached to an end.
- a pair of left and right cutting blades 01, 01 that are opposed to each other are connected by connecting pins 04, 04 via a connecting plate 05, and their lower ends.
- the portion is connected to the upper ends of a pair of left and right operation handles 03, 03 connected by a central shaft 06 so as to be openable and closable via pivots 02, 02.
- the hand press tool having such a structure is described in Patent Document 2 to be described later and is publicly known, but is added to the cutting blades 01 and 01 until the handle shifts from the open state to the closed state. Since the force gradually increases almost linearly, the cutting force can be maximized at the final point of the cutting operation. However, as a tool that requires a large cutting force from the beginning of cutting, such as cutting of cables and cables, Not optimal.
- the toggle mechanism is devised to have an effective structure, and the handle is made longer and longer.
- a device in which the cutting pressure of the blade body is increased by the pressing force of the handle is also known.
- JP 2007-143680 A Utility Model Registration No. 3145602
- This type of hand press tool can be broadly divided into a steel wire cutting cutter tool that requires that the pressure applied to the blades be approximately average from the beginning to the end of the cutting operation, and from the initial stage of cutting.
- a cutting tool for cutting a cable for energization that requires a large force by the middle stage and may have a small force at the end of cutting, and does not require a large force at the initial stage of cutting. It can be roughly classified into a tool for crimping a terminal to the end of an electric wire that requires force.
- the present invention makes the operation structure of the handle which controls the movement operation of the blade body completely new, and the use of the above-mentioned operation by changing the setting of the piercing portion of the pivot pin and the setting of the connecting metal fitting between the handles.
- the object of the present invention is to provide a hand press tool having a completely new configuration that can produce a tool optimal for the purpose.
- the configuration of the hand press tool according to the first aspect of the present invention includes a pair of left and right cutting blades 1, 1 and a pair of left and right cutting blades 1, 1 connected to these blades 1, 1 via pivots 2, 2.
- the operation handles 3 and 3 and a connecting pin 4 for connecting the pair of blades 1 and 1, the upper portions of the operation handles 3 and 3 are arranged in abutting manner in the same plane,
- Opposing surfaces 31, 31 are formed in specific arcuate shapes and formed on cam contact surfaces 32, 32 that are in direct contact with each other, and are separately formed on the pivots 2, 2 and the other operation handles 3, 3.
- the configuration according to claim 2 includes a pair of left and right cutting blades 1, 1, a pair of left and right operation handles 3, 3 connected to these blades 1, 1 via pivots 2, 2, and the pair
- the operation handles 3 and 3 are arranged in abutting manner in the same plane, and the opposing surfaces 31 and 31 are in a specific arc shape.
- Two connecting fittings 7 and 7 for individually connecting the left and right handles 3 and 3 on the front and back surfaces are inclined so as to form a sash shape in front view, and the upper and lower ends 7a and 7b are respectively
- the pivot pins 2 and 2 and the pivot pins 6 and 6 are connected to each other.
- the cam contact surfaces 32 and 32 are set so as to maintain a substantially constant position without specifying the slanting posture of the connecting brackets 7 and 7 by setting the position and following the angle change between the handles 3 and 3. It has a certain structure.
- the configuration according to claim 3 includes a pair of left and right cutting blades 1, 1 and a pair of left and right operation handles 3, 3 connected to these blades 1, 1 via pivots 2, 2.
- the tool includes a pair of blades 1 and a connecting pin 4 that connects the blades 1 and 1, and the upper portions of the operation handles 3 and 3 are arranged in abutting manner in the same plane, and the opposing surfaces 31 and 31 are specified.
- two connecting brackets 7 and 7 that individually connect the left and right handles 3 and 3 on the front and back surfaces are inclined so as to form a cross-hatched shape when viewed from the front, and the upper and lower ends 7a and 7b are respectively arranged.
- the position of the connecting brackets 7 and 7 is specified by the position setting 6, and the cam contact surfaces 32 and 32 gradually shift from the high position a to the low position b as the angle between the handles 3 and 3 changes. It is set as the structure set to do.
- the configuration of claim 4 includes a pair of left and right pressure bodies 1, 1 and a pair of left and right operation handles 3, 3 connected to these pressure bodies 1, 1 via pivots 2, 2.
- a tool provided with a connecting pin 4 for connecting the pair of pressurizing bodies 1, 1, wherein the upper portions of the operation handles 3, 3 are arranged in abutment on the same plane, and the opposing surfaces 31, 31 are Pivot pins 6, 6 formed on cam contact surfaces 32, 32 which are in a specific arc shape and are in direct contact with each other, and are separately formed on each of the pivots 2, 2 and the other operation handles 3, 3.
- two connecting brackets 7 and 7 for individually connecting the left and right handles 3 and 3 on the front and back surfaces are inclined so as to form a cross-hatched shape when viewed from the front, and the upper and lower end portions 7a are respectively inclined.
- 7b are connected to the pivots 2, 2 and the pivot pins 6, 6, 6,
- the position of the connecting fittings 7, 7 is specified by the position setting, and the cam contact surfaces 32, 32 gradually move from the low position b to the high position a as the angle of the handles 3, 3 changes. It is set as the structure set so that it might transfer.
- the configuration according to claim 5 includes a pair of left and right cutting blades 1, 1 and a pair of left and right operation handles 3, 3 connected to these blades 1, 1 via pivots 2, 2.
- the tool includes a pair of blades 1 and a connecting pin 4 that connects the blades 1 and 1, and the upper portions of the operation handles 3 and 3 are arranged in abutting manner in the same plane, and the opposing surfaces 31 and 31 are specified.
- the support shafts 2A and 2A are formed on the operation handles 3 and 3 separately from the pivot shafts 2 and 2, respectively.
- Two connecting fittings 7 and 7 for individually connecting the left and right handles 3 and 3 on the front and back surfaces are provided between 2A and 2A and pivot pins 6 and 6 separately formed on the operation handles 3 and 3 on the other side.
- each 7a and 7b are connected to the support shafts 2A and 2A and the pivot pins 6 and 6, and the positions of the support shafts 2A and 2A and the pivot pins 6 and 6 are set so that the connecting brackets 7 and 7 are opened.
- the hanging posture is specified.
- the upper and left operation handles are arranged in abutting manner on the same plane, and the cam contact surfaces that directly contact each other as a specific arcuate surface thereof.
- Two connecting brackets that individually connect the left and right handles on the front and back surfaces between one pivot connected to the blade and a pivot pin separately formed on the other operation handle. In the front view, it is arranged in a slanted shape so as to form a hanging shape, and both upper and lower end portions are connected to the pivot and the pivot pin, and the position of the pivot pin is set to specify the hanging posture of the connecting bracket.
- the cutting or pressurizing object is most suitable between the initial cutting period of the tool, the intermediate period, and the final period. It has the effect that it is possible to obtain a tool which can exhibit the maximum pressures.
- the hand press tool according to claim 2 wherein the cam surfaces are arranged in abutting manner on the same plane, the opposing surfaces are formed as cam contact surfaces that directly contact each other as a specific arc shape, and the two connecting brackets Were placed in a slanted manner so as to be in a hanging shape, and the hanging posture was specified by setting the position of the pivot pins of the two front and back connecting brackets in which the upper and lower ends were connected to the pivot and the pivot pins. Therefore, the contact surface between the cams is set so as to maintain a substantially constant position without following the change in the angle between the handles, so the cutting pressure on the blade body is changed from the initial cutting to the intermediate period. Since it can be maintained almost constant until the end stage, an optimum tool can be obtained as a cutting tool for cutting steel wire, which requires a large average force from the beginning to the end of the cutting operation. It has the effect that it is.
- the hand pressing tool according to claim 5 is provided with a connecting support shaft for two connecting fittings for connecting the left and right handles individually on the front and back surfaces separately from the pivot so that the hand pressing tool has a staking shape in front view.
- Two connecting fittings are formed so as to be slashed between the separately formed support shaft and the pivot pin separately formed on the other operation handle. Since both ends are connected, the positional relationship between these support shafts and pivot pins can be selected arbitrarily, and it is easy to optimally set the length of the connecting bracket and the racking posture, and the blade body is being moved by cutting. It is easy to determine the maximum cutting pressure location in the above, and it is easy to obtain the optimum cutting tool.
- the logical explanatory view of the cutter. Explanatory drawing of the time-dependent change of the cutter.
- the logical explanatory view of the cutter Explanatory drawing of the time-dependent change of the cutter.
- an embodiment of a steel wire cutting cutter suitable for cutting a steel wire installed in a spiral shape for supporting a communication cable will be described as a first embodiment.
- An example of a tool suitable for a cutter for cutting a coated cable for energization is a second example, and an example of a tool suitable for crimping a terminal attached to an end of an electric wire is a third example.
- FIGS. 1 to 6 show an embodiment relating to a steel wire cutter according to the present invention as a first embodiment.
- the basic structure of the steel wire cutter is as shown in FIGS. 1 to 4, in which a pair of left and right cutting blades 1 and 1 having a straight blade portion are arranged facing each other, and the lower ends of these blades 1 and 1 are arranged.
- a pair of left and right operation handles 3 and 3 are connected to the upper ends of a pair of left and right operation handles 3 and 3 by pivots 2 and 2, respectively, and the blade bodies 1 and 1 are connected to each other by a connection plate 5 via connection pins 4 and 4, respectively.
- the handle operating grips 3A and 3A are connected to each other as shown in FIGS.
- the left and right operation handles 3 and 3 are arranged such that the upper portions thereof are arranged in abutting manner on the same plane, and the opposing surfaces 31 and 31 are formed in a specific arc shape as shown in FIGS.
- the cam contact surfaces 32 and 32 are formed so as to be in direct contact with each other.
- mounting holes for the pivot pins 6 and 6 are formed in the left and right pivot shafts 2 and 2 and the other operation handles 3 and 3, respectively, and the pivot shafts 2 and 2 and the pivot pin 6 and 6 mounting holes are formed.
- the two connecting brackets 7 and 7 that individually connect the left and right handles 3 and 3 on the front side and the back side are inclined so as to form a staking shape when viewed from the front.
- the portion 7a and the lower end portion 7b are connected between the pivot shafts 2 and 2 and the pivot pins 6 and 6 fixed to the holes of the pivot pins 6 and 6, respectively.
- the cutter for cutting a steel wire shown in the embodiment sets the arc shape of the cam contact surfaces 32, 32 to a curved shape as shown in FIGS.
- the inclined posture and the hanging posture of the connecting fittings 7 and 7 are as shown in FIG.
- the relative angles of the handles 3 and 3 change from the cutting action start position (solid line position) 3a to the action position (dashed line position) 3b, and the positions of the pivots 2 and 2 are the positions 2a to 2b.
- FIG. 6 As a diagram showing the relative relationship between the blades 1, 1 and the handles 3, 3, changes in three modes of an initial open state, an intermediate state, and a closed state are illustrated with time in the vertical direction as FIG. 6.
- the opening angles of the blade bodies 1 and 1 are 8 °, 4 °, and 0 °
- the opening angles of the handles 3 and 3 are initially 60 °, and 30 ° when the blade body is closed. It is what. In this way, the clamping pressure applied to the blade was measured.
- the measurement result is shown as handle A in Table 1 below.
- Table 1 shows the measurement results of the tool of the second embodiment described later as the handle B and the tool of the third embodiment as the handle C, respectively.
- the cutting pressure applied to the blade bodies 1 and 1 by tightening the handles 3 and 3 can be maintained substantially constant from the cutting start time to the cutting end time, and is always the same.
- the tool is suitable for tools that require pressure. Therefore, the tool formed as in this embodiment is suitable for a steel wire cutting cutter that requires a substantially uniform large cutting force from the beginning to the end of cutting.
- FIGS. 7 to 10 show an embodiment as a tool suitable for use as a cutting cutter for a coated cable for energization in which the blade portions of a pair of left and right cutting blade bodies 1 and 1 are formed in a concave arc shape. This will be described below as a second embodiment.
- the pair of left and right blade bodies 1, 1 shown in the first embodiment has an intermediate portion in the vertical direction of the blade bodies 1, 1 as one connecting pin 4. Are directly connected.
- the two connecting fittings 7 and 7 that are inclined so as to form a staking shape are longer than the connecting fitting 7 shown in the first embodiment, as shown in FIG.
- the holes of the pivot pins 6 and 6 are formed near the end in the width direction of the handle 3, and the upper end portion 7a and the lower end portion 7b are connected to the pivot shafts 2 and 2 and the pivot pins 6 and 6, respectively.
- the structure is connected in between.
- the tool shown in this embodiment has the shape of the opposing surfaces 31, 31 of the left and right operation handles 3, 3 arranged in abutment on the same plane in the first embodiment, as shown in FIGS.
- the handles 3, 3 shown in the first embodiment are formed in an arc shape having a slightly larger curvature than the shape of the opposed surfaces 31, 31 of the handle 3, 3 and the pivots 2, 2 and the other operation handle 3 , 3 is identified with two front and back connecting metal fittings 7 and 7 so as to form a slashing shape on the front and back surfaces of the handles 3 and 3 between the pivot pins 6 and 6 formed on each of the , 3 as shown in FIG.
- the cam contact surfaces 32, 32 gradually move downward from the high position a to the low position b, as indicated by reference numerals L3 to L4, so that the cutting pressure on the blades 1, 1 is cut. Although it becomes weak in the latter half of the action, the cutting pressure on the blades 1 and 1 can be concentrated from the initial stage of cutting to at least the middle stage.
- Such a tool must be used as an optimum tool for a cutting cutter for a coated cable for energization, which requires a large force from the initial cutting stage to the middle cutting stage, and the cutting pressure may be small in the final cutting stage. Can do.
- 11 to 14 show the shape of the pair of left and right pressurizing bodies 1 and 1 which are changed to the shape of the pressurizing body in place of the cutting blade body in each of the above embodiments, and a recessed recess suitable for crimping the electric wire terminal.
- An embodiment of a tool suitable for use as a hand press tool for crimping, in which small protrusions are formed, will be described below as a third embodiment.
- the lengths of the connecting fittings 7 and 7 which are bridged and connected between the left and right handles 3 and 3 shown in the first embodiment are shown in the first embodiment.
- the length of the hole 6a in which the pivot pin 6 is provided is formed by extending a part of the left handle 3 shown in FIG.
- the structure is formed on the small protrusion 33.
- the tool shown in this embodiment is shown in FIGS. 12 and 13 in the shape of the opposing surfaces 31, 31 of the left and right operation handles 3, 3 arranged in abutment on the same plane in the first embodiment.
- FIG. 12 it is assumed that one operation handle 3 has the left handle 3 in FIG. 12 and a small projection 33 protruding from a part of the opposing surface 31, and the other handle 30 has the right handle 3 in FIG.
- the surface 31 has a shape having a small recess 34 for receiving the small protrusion 33, and the small protrusion 33 and the small recess 34 are always fitted to each other and are in contact with each other at the inner back thereof. .
- the front and back surfaces of the handles 3 and 3 are slashed between the pivots 2 and 2 and the pivot pins 6 and 6 formed on the other operation handles 3 and 3, respectively.
- the relative posture between the handles 3 and 3 is determined from the cutting action start position (solid line position) 3a as shown in FIG. Position) 3b, the relative angle of the pivots 2 and 2 changes from the position 2a to the position 2b, the center point and the small protrusions 33 and the small recesses of the cam contact surfaces 32 and 32.
- the contact part is set so that it gradually shifts from the initial low position b to the high position a.
- such a tool is an optimal tool as a hand press tool for crimping wire terminals that does not require a large force from the initial stage to the middle stage of pressurization and requires a large pressure at the final stage. is there.
- Table 1 shows the results of measuring the relationship between the blade and the handle for each tool shown in the above examples. According to the measurement results shown in Table 1, it is easier to generate a force on the blade as the toggle angle ⁇ is larger. It can be seen that the greater the amount of change in the handle angle ⁇ , the easier it is to generate a force on the blade. Moreover, the following can be read from the measurement results of Table 1.
- FIGS. 15 to 18 are long metal materials for indoor placement formed in a U-shape or C-channel shape in a side view. For example, they are arranged on the back of a ceiling and used as a mounting material for a ceiling plate.
- This is a cutting tool with a blade shape suitable for cutting a long material formed by bending a thin metal strip in the longitudinal direction. It is shown as 4 examples. Needless to say, the cutting tool shown in this embodiment can be applied to the steel wire and electric wire cable cutting tools shown in the respective embodiments, except for the shape of the blade body portion. The structure will be described below.
- the shape of the pair of blade bodies 1, 1 is a blade in which the blade shape 1a of the left blade body 1 is recessed in a U-shape in these drawings, and the right blade body 1
- the blade shape 1b is a blade protruding in a substantially U shape.
- the pair of blade bodies 1, 1 are directly connected to each other in the vertical intermediate portion of the blade bodies 1, 1 by a single connection pin 4. This is the same structure as the tool shown in the second embodiment.
- the lower ends of the blades 1 and 1 are connected to the upper portions of the pair of operation handles 3 and 3 by pivots 2 and 2, respectively. Further, as shown in FIGS. 17 and 18, the operation handles 3 and 3 are arranged in abutting manner so as to face each other on the same plane as in the case of the tools of the above embodiments.
- the shapes of the surfaces 31, 31 are formed in a specific arc shape.
- each of the pair of operation handles 3 and 3 is provided with a hole 2h for forming the support shaft 2A and a hole 6h for forming the pivot pin 6. Then, using these drilled holes 2h, 6h, between the support shaft forming hole 2h formed in one operation handle 3 and the pivot support pin forming hole 6h formed in the other operation handle 3.
- two connecting brackets 7 and 7 that individually connect the left and right handles 3 and 3 on the front and back surfaces are inclined so as to form a hanging shape in a front view.
- the upper and lower ends 7a and 7b are connected to each other by the support shafts 2A and 2A and the pivot pins 6 and 6, respectively.
- the U-shaped material cutting tool shown in the fourth embodiment changes the shape of the pair of left and right cutting blade bodies 1, 1 to, for example, a wire cutting blade body, in other words, the pair of cutting blades of the embodiment. If the bodies 1 and 1 are replaced with the wire cutting blades 1 and 1 shown in the second embodiment, they can be used as a wire cutting tool. Further, by changing the position setting of the support shafts 2A, 2A and the pivot pins 6, 6, it can be used by changing to the pressure member for terminal crimping shown in the third embodiment. is there.
- the hand press tool referred to in the present invention is optimal as a tool for cutting a hard wire or a coated electric cable, a tool for crimping and attaching a terminal to the end of an electric wire, or a tool for cutting other materials. It is expected to be used greatly in the market.
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Abstract
Description
ハンドルAの刃体への力の発生は:ほぼ一定=常時ほぼ同じ力を出したい時に有効
ハンドルBの刃体への力の発生は:大→小=最初に大きい力を出したい時に有効
ハンドルCの加圧体への力の発生は:小→大=最後に大きい力を出したい時に有効
2 枢軸
2A 支軸
3 ハンドル
4 連結ピン
5 連結板
6 枢支ピン
7 連結金具
7a 上端部
7b 下端部
31 対向面
32 カム当たり面
Claims (5)
- 左右一対の切断刃体(1,1)と、これらの刃体(1,1)に枢軸(2,2)を介して連結された左右一対の操作ハンドル(3,3)と、前記一対の刃体(1,1)どうしを連結する連結ピン(4)とを備えた工具であって、
操作ハンドル(3,3)の上部が同一平面において突き合わせ状に配置され、その対向面(31,31)が特定の円弧状とされて直接接当し合うカム当たり面(32,32)に形成され、かつ、
前記枢軸(2,2)と他方の操作ハンドル(3,3)のそれぞれに別途形成した枢支ピン(6,6)との間に、左右のハンドル(3,3)間を表裏面で個別に連結する二つの連結金具(7,7)を、正面視で、たすき掛け状となるように傾斜配置して、それぞれの上下両端部(7a,7b)を前記枢軸(2,2)と枢支ピン(6,6)とに連結させ、
該枢支ピン(6,6)の位置設定により前記連結金具(7,7)のたすき掛け状姿勢を特定してある構造としたハンドプレス工具。 - 左右一対の切断刃体(1,1)と、これらの刃体(1,1)に枢軸(2,2)を介して連結された左右一対の操作ハンドル(3,3)と、前記一対の刃体(1,1)どうしを連結する連結ピン(4)とを備えた工具であって、
操作ハンドル(3,3)の上部が同一平面において突き合わせ状に配置され、その対向面(31,31)が特定の円弧状とされて直接接当し合うカム当たり面(32,32)に形成され、かつ、
前記枢軸(2,2)と他方の操作ハンドル(3,3)のそれぞれに別途形成した枢支ピン(6,6)との間に、左右のハンドル(3,3)間を表裏面で個別に連結する二つの連結金具(7,7)を、正面視で、たすき掛け状となるように傾斜配置して、それぞれの上下両端部(7a,7b)を前記枢軸(2,2)と枢支ピン(6,6)とに連結させ、
該枢支ピン(6,6)の位置設定により前記連結金具(7,7)のたすき掛け状姿勢を特定してハンドル(3,3)どうしの角度変化に追随することなく、前記カム当たり面(32,32)がほぼ一定位置を維持するように設定してある鋼線切断用の請求項1に記載のハンドプレス工具。 - 左右一対の切断刃体(1,1)と、これらの刃体(1,1)に枢軸(2,2)を介して連結された左右一対の操作ハンドル(3,3)と、前記一対の刃体(1,1)どうしを連結する連結ピン(4)とを備えた工具であって、
操作ハンドル(3,3)の上部が同一平面において突き合わせ状に配置され、その対向面(31,31)が特定の円弧状とされて直接接当し合うカム当たり面(32,32)に形成され、かつ、
前記枢軸(2,2)と他方の操作ハンドル(3,3)のそれぞれに別途形成した枢支ピン(6,6)との間に、左右のハンドル(3,3)間を表裏面で個別に連結する二つの連結金具(7,7)を、正面視で、たすき掛け状となるように傾斜配置して、それぞれの上下両端部(7a,7b)を前記枢軸(2,2)と枢支ピン(6,6)とに連結させ、
該枢支ピン(6,6)の位置設定により前記連結金具(7,7)のたすき掛け状姿勢を特定してハンドル(3,3)どうしの角度変化に伴って、前記カム当たり面(32,32)が高位置aから次第に低位置(b)に移行するように設定してある通電ケーブル切断用の請求項1に記載のハンドプレス工具。 - 左右一対の加圧体(1,1)と、これらの加圧体(1,1)に枢軸(2,2)を介して連結された左右一対の操作ハンドル(3,3)と、前記一対の加圧体(1,1)どうしを連結する連結ピン(4)とを備えた工具であって、
操作ハンドル(3,3)の上部が同一平面において突き合わせ状に配置され、その対向面(31,31)が特定の円弧状とされて直接接当し合うカム当たり面(32,32)に形成され、かつ、
前記枢軸(2,2)と他方の操作ハンドル(3,3)のそれぞれに別途形成した枢支ピン(6,6)との間に、左右のハンドル(3,3)間を表裏面で個別に連結する二つの連結金具(7,7)を、正面視で、たすき掛け状となるように傾斜配置して、それぞれの上下両端部(7a,7b)を前記枢軸(2,2)と枢支ピン(6,6)とに連結させ、
該枢支ピン(6,6)の位置設定により前記連結金具(7,7)のたすき掛け状姿勢を特定してハンドル(3,3)どうしの角度変化に伴って、前記カム当たり面(32,32)が低位置bから次第に高位置(a)に移行するように設定してある電線端子圧着用の請求項1に記載のハンドプレス工具。 - 左右一対の切断刃体(1,1)と、これらの刃体(1,1)に枢軸(2,2)を介して連結された左右一対の操作ハンドル(3,3)と、前記一対の刃体(1,1)どうしを連結する連結ピン(4)とを備えた工具であって、
操作ハンドル(3,3)の上部が同一平面において突き合わせ状に配置され、その対向面(31,31)が特定の円弧状とされて直接接当し合うカム当たり面(32,32)に形成され、かつ、
前記枢軸(2,2)とは別に操作ハンドル(3,3)のそれぞれに支軸(2A,2A)を形成し、該支軸(2A,2A)と他方側の操作ハンドル(3,3)に別途形成した枢支ピン(6,6)との間に、左右のハンドル(3,3)間を表裏面で個別に連結する二つの連結金具(7,7)を、正面視で、たすき掛け状となるように傾斜配置して、それぞれの上下両端部(7a,7b)をこれらの支軸(2A,2A)と枢支ピン(6,6)とに連結させ、
これらの支軸(2A,2A)と枢支ピン(6,6)との位置設定により前記連結金具(7,7)のたすき掛け状姿勢を特定してある構造としたハンドプレス工具。
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KR1020137008639A KR101445623B1 (ko) | 2010-12-24 | 2011-10-21 | 핸드 프레스 공구 |
US13/885,290 US20130227842A1 (en) | 2010-12-24 | 2011-10-21 | Hand-operated tool |
EP11850204.6A EP2656981B1 (en) | 2010-12-24 | 2011-10-21 | Hand-operated tool |
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JP2010-286999 | 2010-12-24 | ||
JP2010286999A JP5427165B2 (ja) | 2010-12-24 | 2010-12-24 | ハンドプレス工具 |
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US (1) | US20130227842A1 (ja) |
EP (1) | EP2656981B1 (ja) |
JP (1) | JP5427165B2 (ja) |
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FR3004891B1 (fr) * | 2013-04-26 | 2015-04-24 | Fiskars France Sas | Outil manuel de coupe |
USD772033S1 (en) * | 2014-06-10 | 2016-11-22 | Orbis Will GmbH & Co., KG | Pliers |
US11117242B2 (en) * | 2018-04-09 | 2021-09-14 | Hangzhou United Tools Co., Ltd. | Manual tool having a retractable tool member |
TWI668084B (zh) * | 2018-12-28 | 2019-08-11 | 優品企業有限公司 | Steel cable cutter |
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US1407780A (en) * | 1921-02-28 | 1922-02-28 | William Schollhorn Co | Hand tool |
US2229263A (en) * | 1937-06-26 | 1941-01-21 | Henry P Van Keuren | Hand tool |
FR1423489A (fr) * | 1965-02-04 | 1966-01-03 | Perfectionnements aux appareils de coupe des boulons et de cisaillement de fils et similaires | |
US5245755A (en) * | 1992-09-02 | 1993-09-21 | Snap-On Tools Corporation | Force-multiplying mechanism |
DE19525230A1 (de) * | 1995-07-11 | 1997-02-06 | Meier Doernberg Karl Ernst Dr | Bolzenschneider mit verbesserter Handhebelkinematik |
DE19549341C2 (de) * | 1995-07-11 | 1997-06-12 | Meier Doernberg Karl Ernst Dr | Bolzenschneider |
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JP5173774B2 (ja) * | 2008-12-10 | 2013-04-03 | ミノル工業株式会社 | 手動操作用のケーブル切断工具 |
-
2010
- 2010-12-24 JP JP2010286999A patent/JP5427165B2/ja active Active
-
2011
- 2011-10-21 KR KR1020137008639A patent/KR101445623B1/ko active IP Right Grant
- 2011-10-21 WO PCT/JP2011/074284 patent/WO2012086306A1/ja active Application Filing
- 2011-10-21 US US13/885,290 patent/US20130227842A1/en not_active Abandoned
- 2011-10-21 EP EP11850204.6A patent/EP2656981B1/en active Active
Patent Citations (6)
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US2926556A (en) * | 1958-05-01 | 1960-03-01 | Burndy Corp | Predetermined force-travel tool |
JPS50115381A (ja) * | 1974-02-18 | 1975-09-09 | ||
FR2411056A1 (fr) * | 1977-12-07 | 1979-07-06 | Facom | Outil de coupe, notamment coupe-boulons |
JPH03145602A (ja) | 1989-11-01 | 1991-06-20 | Seiko Epson Corp | 積層体およびその製造方法 |
JPH03191981A (ja) * | 1989-11-20 | 1991-08-21 | Cooper Ind Inc | 可撓性スタビライザを有するカッターヘッド |
JP2007143680A (ja) | 2005-11-25 | 2007-06-14 | Maeda Metal Industries Ltd | 手動切断具 |
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Also Published As
Publication number | Publication date |
---|---|
EP2656981A1 (en) | 2013-10-30 |
JP2012130589A (ja) | 2012-07-12 |
JP5427165B2 (ja) | 2014-02-26 |
KR101445623B1 (ko) | 2014-09-29 |
EP2656981A4 (en) | 2014-05-21 |
US20130227842A1 (en) | 2013-09-05 |
EP2656981B1 (en) | 2016-06-22 |
KR20130073957A (ko) | 2013-07-03 |
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