TW200534966A - Structural improvement of wrench handle grip - Google Patents

Abstract

The present invention relates to a structural improvement of wrench handle grip. The connection piece is screwed from the sides of the handle and the grip such that the connection direction of the connection piece is around 90 degrees with the direction of the driving head of the wrench body, connecting the handle and the grip stably. When the grip of the wrench is acted by a lateral wrenching force, the handle will not fall apart from the grip; furthermore, no displacement in the handle will be resulted in under a long-time use. The upper edge of the part of the grip exposed outside is wider than the lower edge, making a large area exposure of the grip, which not only provides users with a firm, reliable stability but has a great metal quality. In addition, the smaller lower edge can effectively decrease the weight of the handle grip and decrease users' loading imposed on hands; therefore, the structural improvement of the invention provides users a safe, reliable invention, and it is a valuable invention with substantial industrial utility.

Description

200534966 V. Description of the invention (1) [Technical field to which the invention belongs] The present invention relates to a wrench, especially a structural improvement of a wrench handle. [Previous technology] With the development and progress of science and technology, people's requirements for things have changed from " The old-fashioned thinking of "use it just fine" has become quite delicate and demanding. Only by the concept of continuous improvement or innovation, new forms can be created to increase the added value of the product and effectively reduce the cost. Survive. Refer to the patent case No. 3891 40 of “Announcement No. 3 Improved Structure of Ratchet Wrench Grip”, which is a grip 21 formed by a handle 20 and plastic injection molding.

The composition is that the handle 20 should be forged, so that the injection must be advanced into 21, and the method of shooting up, down, and down to increase the handle 20 is given to the plastic material of the handle 20 that is necessary for improving the conventional hand. When the formed hand handle 20 is shaped, the handle 20 will be trimmed to form a handle 20 formed on the hand. The handle 20 and the upper edge of the grip are only necessary for the user to hold the tool firmly. ^ Ding, 1 The material handle in the supply package 2 0 tolerance to the mold 23 The gap overflow will remove the overflow material 2 0 'The reason must be set in 23 with a small convex and reliable structure between 2 and 1, The grip 21 is formed by injection. However, the handle 20 is made of forging, which is relatively large, and it is easy to produce a gap when the dimensional accuracy cannot be effectively controlled. The grip 21 material causes the change of the shape of the grip 21, which is quite time-consuming and labor-intensive. And because the shape of the grip handle 20 is changed, the recessed receiving groove 22 is provided for the grip to be filled, and the binding force ′ prevents the grip 21 from falling off. And when exposed, not only the texture is not good, but the helmet ”, and stability’ are not easy to use and practical. All the defects of the epidemic have been researched and developed.

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200534966 V. Description of the invention (2) '-Therefore, the present invention intends to eliminate or at least alleviate the problems encountered in the prior art. [Summary of the Invention]

The technical problem to be solved by the "wrench handle structure improvement (2)" of the present invention is that the conventional handle is forged from a conventional handle with a large tolerance. The dimensional accuracy of the handle cannot be effectively controlled. When the handle is placed in a mold, It is easy to produce a gap, so that the grip will overflow from the gap during injection molding. It must be trimmed to remove the overflow, which is time-consuming and laborious. And because the grip is shot and formed on the handle, the shape of the handle has been changed. The lower edge of the upper and lower handles must be provided with a recessed receiving slot for the handle to fill up to increase the space between the handle and the handle. , 'Rr σ force' to prevent the grip from falling off. However, only a small part of the upper edge of the handle is exposed, which not only has a poor texture, but also fails to give the user a solid and reliable sense of stability, which is not easy to use and practical. The lack of the above-mentioned conventional hand grip structure is necessary for research and development.

The present invention provides an improved wrench handle structure (2). The coupling member is screwed in laterally from the side of the grip body and the handle. The coupling direction of the coupling member is about 90 degrees from the direction of the driving head of the wrench body. The handle is firmly and firmly combined with the handle. When the handle of the wrench body is subjected to lateral pulling force, the handle is not separated from the handle, and the grip j will not be displaced under long-term use. And the width of the upper edge of the handle protruding outside is lower than the width of the lower edge. This structure of the upper and lower parts can expose the handle to a large area, which not only has a good metal texture, but also gives users a strong, Reliable stability, and the small lower edge of the handle can effectively reduce the weight of the handle and reduce the use

200534966 V. Description of the invention (3) The load on the hand of the user is quite safe and reliable in operation and use, which is a design with great industrial applicability and progress. Other objects, advantages, and novel features of the present invention will become more apparent from the following detailed description and the accompanying drawings. [Embodiment] Regarding the technology, means and effects adopted by the present invention, a preferred embodiment is described in detail below with reference to the drawings. This is for illustration purposes only and is not subject to this structure in patent applications. Restrictions. Referring to the first and second figures, according to a first embodiment of the present invention, it includes a wrench body 10 and a grip body 20. The grip body 20 is coupled to the handle 12 of the wrench body 10, and the side of the wrench body 10 without the driving head 13 is exposed. «One end of the wrench body 10 is a head 11 and the other end is a handle 12. The head 11 of the wrench body 10 is provided with a driving head 13 and a ratchet mechanism (not shown in the figure) for controlling the steering of the driving head 13. Show). At the same time, referring to the third figure, the handle 12 of the wrench body 10 is made of a round metal bar and forged into a τ shape. The width of the upper edge 121 of the handle 12 is wider than the width of the lower edge 1 22. A design can greatly reduce the production cost, and can reduce the weight of the wrench body 10. In the first embodiment, the lower edge 1 2 of the handle portion 12 is provided with two transverse holes 123. The grip body 20 is made of polymer. The inner edge of the grip body 20 is provided with a recess 21 that can be accommodated by the handle 12 of the wrench body 10. The outer edge of the grip body 20 is smoothly connected to the handle 12 Upper edge 121 to make the entire handle ergonomic

Page 7 200534966 V. Description of Invention (4). In the first embodiment, one side of the grip body 20 is provided with two stepped holes 22 and holes 23 penetrating through the depression 21. The coupling member 24 can be threaded into the hole 22 of the stage 20 of the grip body 20 and the hole 123 of the handle body 12 and screwed into the hole 23 of the grip body 20, so that the grip body 20 can be stably coupled to the handle of the wrench body 10 Department 1 2. A closing member 25 can be forced into the large diameter hole of the class perforation 22 to close the class perforation 22, which has a beautiful and noble texture. It is worth noting that the coupling member 24 is screwed in laterally from the sides of the grip body 20 and the handle 12. The coupling direction of the coupling member 24 is about 90 degrees from the driving head 13 of the wrench body 10, which can be sure and strong. The grip body 20 is combined with the handle 12. When the handle 12 of the wrench body 10 receives a lateral pulling force, the grip body 20 is not separated from the handle 12 and will not cause the grip under long-term use. The displacement of the body 20 is quite safe and reliable in operation. The third figure further shows that the width of the upper edge 121 protruding from the handle 12 is wider than the width of the lower edge 122. The structure of the upper part and the lower part can expose the handle part 12 to a large area, which not only has a good metal texture. It can also give the user a solid and reliable sense of stability, and the smaller lower edge 122 of the handle 12 can effectively reduce the weight of the handle and reduce the load on the user's hand. The fourth figure shows the second embodiment of the present invention. The second embodiment is the same as the first embodiment, except that the grip body 20 is changed to two pieces 20a and 20b, and the two pieces 20a and 20b are changed. A depression 21 is formed therebetween. An inner edge of one piece of body 20a is laterally provided with a protrusion 201, and an inner edge of the other piece 20b is provided with a hole 202. Referring to the fifth figure, the protruding piece 201 of a piece of body 20a can be passed through the handle.

Page 8 200534966 V. Description of the invention (5) The perforation 123 of 12 is inserted into the hole 202 of the other piece 20b, and the high-frequency wave is used to join the protrusion 201 of the one piece 20a with the hole 202 of the other piece 20b, so that The grip body 20 can be stably combined with the handle 12 of the wrench body. The effect achieved by the second embodiment is the same as that of the first embodiment. The sixth figure shows the third embodiment of the present invention. The third embodiment is the same as the first embodiment, but the difference lies in the changes in the shape of the handle 2 and the grip body 20. The handle is almost oval. The effect achieved by the third embodiment is the same as that of the first embodiment.

Based on the above, the present invention can be summarized as having the following advantages: 1. The "wrench grip structure improvement (2)" of the present invention, the coupling member of which is laterally screwed in from the side of the grip body and the handle, the coupling member The coupling direction of the handle body and the drive head of the wrench body is about 90 degrees, which can firmly and firmly combine the grip body with the handle. 'When the handle body of the wrench body receives the lateral pulling force, the grip body may not be separated from the handle. It will not cause displacement of the grip body under long-term use, and it is quite safe and reliable in operation and use.

2. The "improvement of the handle grip structure of the wrench (2)" of the present invention, the width of the upper edge of the handle protruding from the outside is wider than the width of the lower edge. The road outside, not only has a good metal texture, but also can give the user a solid, reliable sense of stability, and the small lower edge of the handle can effectively reduce the weight of the handle and reduce the load on the user's hand. From this point of view, the present invention has great industrial value; and no similar invention has appeared in domestic and foreign publications or public use. It has already fulfilled the positive and negative requirements stipulated in Law 1, and should be granted an invention patent. . The above are only preferred embodiments of the present invention.

Page 9 200534966 V. Description of the invention (6) This defines the scope of implementation of the present invention. Therefore, any change in the value or replacement of equivalent elements, or equal changes and modifications made in accordance with the scope of the patent application of the present invention shall still belong to The scope of the invention patent. ((

Page 10 200534966 Schematic description [Schematic description]

The first picture on page 11 is the three-dimensional group of the present invention. Fig. 0 The second picture is the three-dimensional solution of the present invention. The third picture is the 3-3 section of the first picture; the current picture c > the fourth picture This is an exploded perspective view of a second embodiment of the present invention. The fifth figure is a cross-sectional view of the second embodiment of the present invention. The sixth figure is the cross-sectional view of the third embodiment of the present invention. Simple explanation] 10 Wrench body 11 Head 12 Handle 121 Upper edge 122 Lower edge 123 Perforation 13 Drive head 20 Grip 21 Recessed 22 Step perforation 23 Hole 24 Adapter 25 Closure 20a Sheet 20b Sheet 201 Pillar 202 hole

Claims (1)

200534966 VI. Scope of patent application1. An improved wrench handle structure (2), which includes: A wrench body has a head at one end and a handle at the other end, and a driving head and a driving head are provided in the inner part of the head. A ratcheting mechanism for controlling the steering of the driving head. The side edge of the handle is provided with a horizontal perforation. A grip system is made of polymer. The inner edge of the grip is provided with a depression and a corresponding hole for the handle of the wrench body. For the hole punched in the wrench body, a coupling member can be used to penetrate the hole in the wrench body and the hole in the grip body, so that the grip body can be combined with the handle portion of the wrench body; wherein the upper edge of the handle portion can be exposed to the outside, It has a better metal texture, and can effectively reduce the weight of the handle and reduce the load on the user's hand. 2 · The wrench handle structure improvement according to item 1 of the scope of patent application (2), wherein the handle body of the wrench body is made of a round metal bar and forged into a T shape. 3. Improve the wrench handle structure as described in item 1 of the scope of patent application (2) ', wherein the upper edge width of the handle is wider than the lower edge width. 4. Improvement of the wrench handle structure as described in item 1 of the scope of patent application (2) 'wherein a closure member can be forced into a hole of the grip body to close the hole. _ 5. The wrench handle structure improvement as described in item 1 of the scope of patent application (1) ', wherein the coupling direction of the coupling member and the driving head of the wrench body are 90 degrees. ^ 6 · An improved wrench handle structure (2), which includes: One end of the wrench body is the head, and the other end is the handle. The head has 3 pivots Page 12 200534966 A driving head and a side edge of the part are provided with a ratcheting mechanism for turning a gripping system through a polymer to control the driving head to turn laterally. The hole; a hole in the wrench body and a hole in the grip body are formed between the Λ inner two pieces. Among them, the feeling and the payload. 7. If you apply (2), the T-shape will be used. There is an available hole, which can be used to reduce the grip on the handle of the handle. The patented range wrench body is made of a two-piece body. The recess of the handle of the handle body is fixed and corresponds to the use of a coupling to wear. The perforation provided in the wrench body can be combined with the handle of the wrench body; the edge can be exposed to the outside, and has a better weight of the metal handle, which reduces the wrench handle structure of the user's negative minus item β The improved handle is made of a round metal bar. 8 · The wrench handle structure is improved as described in item 6 of the patent application. (2), where the upper edge of the p handle is wider than the lower edge. The width is wide. 9,9 Improve the wrench handle structure as described in Item 6 of the declared patent scope, a) 'wherein the inner edge of the one piece is provided with a convex column laterally, and the inner edge of the other piece does not have a hole' Perforated through the handle and inserted into the hole of the other piece. 10 · The wrench handle structure is improved as described in item 9 of the scope of patent application, 2), where the high frequency can be used to join the convex post with the hole. , 11 · The wrench handle structure is improved as described in item 9 of the scope of the patent application, a) 'where the insertion of the stud is laterally inserted from the side of the handle, and the combination direction of the stud and the drive of the wrench body The head is about 90 degrees. 1 2 · Improvement of the wrench handle structure as described in item 6 of Shenjing's patent scope 200534966 VI. Scope of patent application (2), where the direction of coupling of the joint with the driving head of the wrench body is about 90 degrees 0 (I IHKI page 14