CN203018590U - Screwdriver tail forming die - Google Patents
Screwdriver tail forming die Download PDFInfo
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- CN203018590U CN203018590U CN 201320029507 CN201320029507U CN203018590U CN 203018590 U CN203018590 U CN 203018590U CN 201320029507 CN201320029507 CN 201320029507 CN 201320029507 U CN201320029507 U CN 201320029507U CN 203018590 U CN203018590 U CN 203018590U
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- caulking groove
- embedding part
- opening
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- binding end
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Abstract
The utility model discloses a screwdriver tail forming die. The screwdriver tail forming die comprises a first body and a second body, wherein the first body and the second body are connected by a connector, a die cavity is arranged on the second body, and the material hardness of the first body is lower than that of the second body. A first caulking groove is arranged at a first combined end of the first body, a second caulking groove is arranged at a second combined end of the second body, the connector is respectively provided with a first caulking and clamping part and a second caulking and clamping part which are matched with the first caulking groove and the second caulking groove, and the first caulking and clamping part and the second caulking and clamping part are connected through a central part. As a preference, the first caulking groove and the second caulking groove are respectively arranged at the lower middle parts of the first body and the second body. By adopting the structure, the deformation of the inlaying structure caused due to impact force in pressing the die can be effectively avoided, and the die is not easy to wear when bearing the horizontal die pressing impact force.
Description
Technical field
The utility model relates to mould manufacturing field, relates in particular to a kind of tommy bar tail mould that utilizes the different bi-material of hardness to make.
Background technology
The moulding of Self Drilling Screws approximately is divided into two parts, and a part is to twist out screw thread by thread rolling machine processing, and by the processing mold compression molding of special use, the moulding of wherein boring portion is that the Self Drilling Screws end is the mould compression molding of two symmetries to end section.The mould that production tommy bar tail is used adopts the same material carbide alloy to make mostly, so its financial cost is higher.
Also to have in prior art in order reducing costs, die matrix to be processed with unlike material respectively with boring tail moulding position, and then the method for combination.A kind of brill tail shaped screw mould is disclosed as Chinese utility model patent specification CN201132191Y, comprise die matrix, bore tail moulding position, boring tail moulding position can be according to practicable design squarely, rectangle or irregular polygon, die matrix with bore tail moulding position and weld together.Yet there is the welding hard problem in the brill tail shaped screw of this utility model with mould, even weld successfully, its service life is not long yet, can not satisfy Production requirement.
Chinese utility model patent specification CN2405680Y also discloses a kind of die for shaping screw on drill tail, comprises a die holder and a die; Utilize the concavo-convex blocking of die holder that die is installed, die can be set as multi-form molding port, pushes against by screw to make die be combined the location with die holder.Yet this die for shaping screw on drill tail is in service in work, and the continuous stressed shock of die can cause fixed screw to become flexible or wearing and tearing, causes die to get loose, and stability is also very poor, can't satisfy Production requirement.
The utility model content
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, and a kind of nonabradable tommy bar tail mould when bearing horizontal pressing mold impulsive force is provided, and this tommy bar tail mould is convenient for production, and Stability Analysis of Structures is reliable.
For achieving the above object, the technical scheme taked of the utility model is as follows.
A kind of tommy bar tail mould comprises the first noumenon and the second body, described the first noumenon be connected the second body and connect by conjunction, be provided with die cavity on described the second body, and the material hardness of the first noumenon is less than the second body.
Further, described the first noumenon is made by high-speed steel, and described the second body is made by wolfram steel.
Further, described the second body is welded on described the first noumenon.
Further, described the first noumenon is provided with the first binding end, described the first binding end is provided with the first caulking groove, described the first caulking groove forms the first opening on the end face of described the first binding end, described the first caulking groove is provided with the first bottom surface with respect to described the first opening, and the width of described the first bottom surface is greater than the width of described the first opening;
described the second body is provided with the second binding end, described the second binding end is positioned at the reverse side of forming ends, and coordinate with the end face of the first binding end, described forming ends top is provided with the die cavity that bores tail for shaped screw, described the second binding end is provided with the second caulking groove that is equipped with described the first caulking groove, described the second caulking groove forms the second opening on the end face of described the second binding end, described the second caulking groove is provided with the second bottom surface with respect to described the second opening, the width of described the second bottom surface is greater than the width of described the second opening, described the second A/F equals described the first A/F,
Described conjunction is comprised of the first embedding part and the second embedding part, and affixed described the first embedding part of described the first embedding part and described the second embedding part and described the second embedding part match with described the first caulking groove and described the second caulking groove respectively.
Further, described the second caulking groove is arranged at the middle and lower part of the second binding end.
Further, the center line of described the first caulking groove and described the second caulking groove is vertical with the end face of the second binding end with described the first binding end respectively.
Further, described the second body engages with the first noumenon by two contact-making surfaces, forms the right angle between described two contact-making surfaces, and described the second body with on face that the first noumenon contacts is not provided with die cavity;
The place, right angle of described the second body is provided with the second caulking groove, and the place, right angle of described the first noumenon is provided with the first caulking groove;
Described the first caulking groove forms the first opening at the place, right angle, described the first caulking groove is provided with the first bottom surface with respect to described the first opening, and the width of described the first bottom surface is greater than the width of described the first opening;
Described the second caulking groove forms the second opening at the place, right angle, described the second caulking groove is provided with the second bottom surface with respect to described the second opening, and the width of described the second bottom surface is greater than the width of described the second opening, and described the second A/F equals described the first A/F;
Described conjunction is comprised of the first embedding part and the second embedding part, and described the first embedding part and described the second embedding part are affixed, and described the first embedding part and described the second embedding part match with described the first caulking groove and described the second caulking groove respectively.
Further, described the first noumenon is provided with the first binding end, and described the first binding end is provided with the first caulking groove of C shape, and described the first caulking groove forms the first opening on the end face of described the first binding end; Described the second body is provided with the second binding end, described the second binding end is positioned at the reverse side of forming ends, and coordinate with the end face of the first binding end, described forming ends top is provided with the die cavity that bores tail for shaped screw, described the second binding end is provided with the second caulking groove that is equipped with described the first caulking groove, described the second caulking groove is C shape, and described the second caulking groove forms the second opening on the end face of described the second binding end, and described the second A/F equals described the first A/F;
Described conjunction is comprised of the first embedding part and the second embedding part, and described the first embedding part and described the second embedding part are affixed, and described the first embedding part and described the second embedding part match with described the first caulking groove and described the second caulking groove respectively.
Further, described the second caulking groove is arranged at the middle and lower part of the second binding end.
Further, described the second body engages with the first noumenon by two contact-making surfaces, forms the right angle between described two contact-making surfaces, and described the second body with on face that the first noumenon contacts is not provided with die cavity;
The place, right angle of described the second body is provided with the second caulking groove, and the place, right angle of described the first noumenon is provided with the first caulking groove; Described the first caulking groove and described the second caulking groove are C shape;
Described the first caulking groove forms the first opening at the place, right angle, described the second caulking groove forms the second opening at the place, right angle, and described the second A/F equals described the first A/F;
Described conjunction is comprised of the first embedding part and the second embedding part, and described the first embedding part and described the second embedding part are affixed, and described the first embedding part and described the second embedding part match with described the first caulking groove and described the second caulking groove respectively.
Owing to adopting above technical scheme, the beneficial effects of the utility model are:
The first, tommy bar tail mould of the present utility model is produced and is easy to use, and manufacture craft is simple, in the situation that guarantee the mould Production requirement, has greatly reduced cost.
Second, tommy bar tail mould of the present utility model is integrated two kinds of different materials of hardness with horizontal integration, impulsive force concentrates on the die cavity place, can effectively avoid the deformation of the mosaic texture that causes because of the pressing mold impulsive force, in addition, laterally mosaic texture is arranged on the deformation that can further avoid active force because of the die cavity place to produce mosaic texture in the middle and lower part and causes damaging, and namely it is not easy to wear when bearing horizontal pressing mold impulsive force, and reliable in structure is stable.
Description of drawings
Fig. 1 is the overall structure schematic diagram of the utility model embodiment 1.
Fig. 2 is the stereochemical structure decomposing schematic representation of the utility model embodiment 1.
Fig. 3 is the perspective view of the utility model embodiment 2.
Fig. 4 is the overall structure schematic diagram of the utility model embodiment 3.
Fig. 5 is the stereochemical structure decomposing schematic representation of the utility model embodiment 3.
Fig. 6 is the perspective view of the utility model embodiment 4.
The specific embodiment
For abundant disclosed purpose, below with reference to drawings and Examples, the utility model is described in further details.The specific embodiment that should be appreciated that the following stated only is used for explaining the utility model, is not be used to limiting protection domain of the present utility model.
Fig. 1 and Fig. 2 show the first embodiment of the utility model tommy bar tail mould.As shown in Figure 1, this tommy bar tail mould comprises the first noumenon 102 and the second body 103, the first noumenon 102 be connected body 103 and connect by conjunction 101.
The first noumenon 102 can be made by high-speed steel, and the second body 103 can be made by wolfram steel.In order to adapt to some higher tonnage needs, also can be welded on the intensity that increases mould on the second body 102 to the second body 103.
Fig. 2 is the stereochemical structure decomposing schematic representation of the utility model embodiment 1.As shown in Figure 2, the first noumenon is provided with the first binding end, the first binding end is provided with the first caulking groove 201, the first caulking groove 201 forms the first opening 203 on the end face of the first binding end, the first caulking groove 201 is provided with respect to the width of 202, the first bottom surfaces 202, the first bottom surface of the first opening 203 width greater than the first opening 203.The second body is provided with the second binding end, the opposite side of the second binding end is forming ends 207, forming ends 207 is provided with the die cavity 208 that bores tail for shaped screw, the second binding end is provided with the second caulking groove 204 with the first corresponding setting of caulking groove 201, the second caulking groove 204 forms the second opening 205 on the end face of the second binding end, the second caulking groove 204 is provided with respect to the width of 206, the second bottom surfaces 206, the second bottom surface of the second opening 205 width greater than the second opening 205.Be provided with the first embedding part 209, the second embedding part 211 on conjunction, the junction of the first embedding part 209 and the second embedding part 211 forms central part 210, the first embedding part 209 and the second embedding part 211 match with the first caulking groove 201 and the second caulking groove 204 respectively, and the end width of the first embedding part 209 and the second embedding part 211 is all greater than the width of central part 210.
In the process that the first noumenon and the second body horizontal integration are integrated, first the first noumenon and the binding end of the second body being drawn close makes the first opening 203 relative with the second opening 205, then the space that will be by the conjunction that the first embedding part 209 and the second embedding part 211 form corresponding insertion the first caulking groove 201 and the second caulking groove 204 form, the first noumenon and the second body just connect as one by the central part 210 of conjunction.
Not easy to wear when making tommy bar tail mould of the present utility model bear horizontal pressing mold impulsive force, can be with the middle and lower part (die cavity is positioned at top) that the position is arranged on the first noumenon and the second body of inlaying of the utility model mould.As shown in Figure 2, the first caulking groove 201 and the second caulking groove 204 can be arranged at respectively the middle and lower part of the first noumenon and the second body, for making the first noumenon and to be connected the connection of body more stable, the first caulking groove 201 and the second caulking groove 204 can be set to the front surface perpendicular to described the first noumenon and the second body.Tommy bar tail mould of the present utility model mainly concentrates on the die cavity place in the impulsive force in when work, middle and lower part by the first caulking groove 201 and the second caulking groove 204 being arranged on body and perpendicular to the front surface of body can be avoided deformation, the damage of the mosaic texture that the active force because of the die cavity place causes effectively.
The second embodiment of the utility model tommy bar tail mould and the difference of the first embodiment are the structure of the first noumenon and the second body and the direction that caulking groove arranges.As shown in Figure 3, described the second body 303 engages with the first noumenon 302 by two contact-making surfaces, forms the right angle between described two contact-making surfaces, and the second body 303 with on face that the first noumenon 302 contacts is not provided with die cavity; The place, right angle of the second body 303 is provided with the second caulking groove, and the place, right angle of the first noumenon 302 is provided with the first caulking groove; Described the first caulking groove forms the first opening at the place, right angle, described the first caulking groove is provided with respect to the width of 304, the first bottom surfaces 304, the first bottom surface of described the first opening width greater than described the first opening; Described the second caulking groove forms the second opening at the place, right angle, described the second caulking groove is provided with respect to the width of 305, the second bottom surfaces 305, the second bottom surface of described the second opening width greater than described the second opening, and described the second A/F equals described the first A/F; The setting of conjunction is identical with last embodiment.
A kind of preferred as the second embodiment of the utility model tommy bar tail mould, as shown in Figure 3, the angle of the second bottom surface 305 of the angle of the first bottom surface 304 of the first caulking groove and the first noumenon upper surface 301 and the second caulking groove and the second body upper surface 306 is 45 degree.
Adopt the second embodiment and preferred embodiment thereof, not only provide cost savings, and the effect of the power that the die cavity place produces can more effectively avoid mold work the time, the impulsive force when reducing the mosaic texture place and being subjected to work and the deformation that causes damages.
The third embodiment of the utility model tommy bar tail mould and the difference of the first embodiment are the shape of caulking groove and conjunction.Fig. 4 and Fig. 5 show the third embodiment of the utility model tommy bar tail mould, and as shown in Figure 4, this tommy bar tail mould comprises the first noumenon 402 and the second body 403, the first noumenon 402 be connected body 403 and connect by conjunction 401.
The first noumenon 402 can be made by high-speed steel, and the second body 403 can be made by wolfram steel.In order to adapt to some higher tonnage needs, also can be welded on the intensity that increases mould on the second body 402 to the second body 403.
Fig. 5 is the stereochemical structure decomposing schematic representation of the utility model embodiment 3.As shown in Figure 5, the first noumenon is provided with the first binding end, the first binding end is provided with the first caulking groove 501, the first caulking groove 501 is C shape, the first caulking groove 501 forms the first opening 503, the first caulking grooves 501 on the end face of the first binding end to be provided with the first surface 502(that caves inward with respect to the first opening 503 be that the cross section of first surface is the C type).The second body is provided with the second binding end, the opposite side of the second binding end is forming ends 507, forming ends 507 is provided with the die cavity 508 that bores tail for shaped screw, the second binding end is provided with the second caulking groove 504 with the first corresponding setting of caulking groove 501, the second caulking groove 504 is also C shape, the second caulking groove 504 form on the end face of the second binding end the second opening 505, the second caulking grooves 504 be provided with the second curved surface 506(of caving inward with respect to the second opening 505 namely the cross section of the second curved surface be the C type).Junction formation central part 510, the first embedding parts 509 and the second embedding part 511 that are provided with the first embedding part 509, the second embedding part 511, the first embedding parts 509 and the second embedding part 511 on conjunction match with the first caulking groove 501 and the second caulking groove 504 respectively.
Similar to the combination of embodiment 1, in the process that the first noumenon and the second body horizontal integration with embodiment 3 are integrated, first the first noumenon and the binding end of the second body being drawn close makes the first opening 503 relative with the second opening 505, then the space that will be by the conjunction that the first embedding part 509 and the second embedding part 511 form corresponding insertion the first caulking groove 501 and the second caulking groove 504 form, the first noumenon and the second body just connect as one by the central part 510 of conjunction.
Preferred as embodiment 3 can be with the middle and lower part (die cavity is positioned at top) that the position is arranged on the first noumenon and the second body of inlaying of mould.As shown in Figure 5, the first caulking groove 501 and the second caulking groove 504 can be arranged at respectively the middle and lower part of the first noumenon and the second body, for making the first noumenon and to be connected the connection of body more stable, can be with the first opening 503 and the second formed plane layout of opening 505 for being miter angle with the end face of the first binding end and the second binding end respectively.Adopt said structure, the impulsive force of tommy bar tail mould when work mainly concentrates on the die cavity place, can effectively avoid deformation, the damage of the mosaic texture that the active force because of the die cavity place causes.
The 4th kind of embodiment of the utility model tommy bar tail mould and the difference of the second embodiment are the shape of caulking groove and conjunction.As shown in Figure 6, the second body 603 engages with the first noumenon 602 by two contact-making surfaces, forms the right angle between two contact-making surfaces, and the second body 603 with on face that the first noumenon 602 contacts is not provided with die cavity; The place, right angle of the second body 603 is provided with the second caulking groove of C shape, and the place, right angle of the first noumenon 602 is provided with the first caulking groove of C shape; Described the first caulking groove forms the first opening at the place, right angle, described the first caulking groove is provided with the first surface 604 with respect to described the first opening; Described the second caulking groove forms the second opening at the place, right angle, described the second caulking groove is provided with the second curved surface 605 with respect to described the second opening, and described the second A/F equals described the first A/F; The setting of conjunction is identical with embodiment 3.
Adopt the structure of the 4th kind of embodiment, not only provide cost savings, and the effect of the power that the die cavity place produces can more effectively avoid mold work the time, the impulsive force when reducing the mosaic texture place and being subjected to work and the deformation that causes damages.
The tommy bar tail mould that the utility model obtains has following advantage: first, tommy bar tail mould of the present utility model can be integrated two kinds of different materials of hardness with horizontal integration, can effectively avoid the deformation of the mosaic texture that causes because of the pressing mold impulsive force, it is not easy to wear when therefore, it bears horizontal pressing mold impulsive force.The second, tommy bar tail mould of the present utility model is convenient for production, and Stability Analysis of Structures is reliable.
The above embodiment has only expressed embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.Should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. tommy bar tail mould is characterized in that: comprise the first noumenon and the second body, described the first noumenon be connected the second body and connect by conjunction, be provided with die cavity on described the second body, and the material hardness of the first noumenon is less than the second body.
2. tommy bar tail mould according to claim 1, it is characterized in that: described the first noumenon is made by high-speed steel, and described the second body is made by wolfram steel.
3. tommy bar tail mould according to claim 1 and 2, it is characterized in that: described the second body is welded on described the first noumenon.
4. tommy bar tail mould according to claim 1 and 2 is characterized in that:
Described the first noumenon is provided with the first binding end, described the first binding end is provided with the first caulking groove, described the first caulking groove forms the first opening on the end face of described the first binding end, described the first caulking groove is provided with the first bottom surface with respect to described the first opening, and the width of described the first bottom surface is greater than the width of described the first opening;
described the second body is provided with the second binding end, described the second binding end is positioned at the reverse side of forming ends, and coordinate with the end face of the first binding end, described forming ends top is provided with the die cavity that bores tail for shaped screw, described the second binding end is provided with the second caulking groove that is equipped with described the first caulking groove, described the second caulking groove forms the second opening on the end face of described the second binding end, described the second caulking groove is provided with the second bottom surface with respect to described the second opening, the width of described the second bottom surface is greater than the width of described the second opening, described the second A/F equals described the first A/F,
Described conjunction is comprised of the first embedding part and the second embedding part, and described the first embedding part and described the second embedding part are affixed, and described the first embedding part and described the second embedding part match with described the first caulking groove and described the second caulking groove respectively.
5. tommy bar tail mould according to claim 4, it is characterized in that: described the second caulking groove is arranged at the middle and lower part of the second binding end.
6. tommy bar tail mould according to claim 5, it is characterized in that: the center line of described the first caulking groove and described the second caulking groove is vertical with the end face of the second binding end with described the first binding end respectively.
7. tommy bar tail mould according to claim 1 and 2 is characterized in that:
Described the second body engages with the first noumenon by two contact-making surfaces, forms the right angle between described two contact-making surfaces, and described the second body with on face that the first noumenon contacts is not provided with die cavity;
The place, right angle of described the second body is provided with the second caulking groove, and the place, right angle of described the first noumenon is provided with the first caulking groove;
Described the first caulking groove forms the first opening at the place, right angle, described the first caulking groove is provided with the first bottom surface with respect to described the first opening, and the width of described the first bottom surface is greater than the width of described the first opening;
Described the second caulking groove forms the second opening at the place, right angle, described the second caulking groove is provided with the second bottom surface with respect to described the second opening, and the width of described the second bottom surface is greater than the width of described the second opening, and described the second A/F equals described the first A/F;
Described conjunction is comprised of the first embedding part and the second embedding part, and described the first embedding part and described the second embedding part are affixed, and described the first embedding part and described the second embedding part match with described the first caulking groove and described the second caulking groove respectively.
8. tommy bar tail mould according to claim 1 and 2 is characterized in that:
Described the first noumenon is provided with the first binding end, and described the first binding end is provided with the first caulking groove of C shape, and described the first caulking groove forms the first opening on the end face of described the first binding end;
Described the second body is provided with the second binding end, described the second binding end is positioned at the reverse side of forming ends, and coordinate with the end face of the first binding end, described forming ends top is provided with the die cavity that bores tail for shaped screw, described the second binding end is provided with the second caulking groove that is equipped with described the first caulking groove, described the second caulking groove is C shape, and described the second caulking groove forms the second opening on the end face of described the second binding end, and described the second A/F equals described the first A/F;
Described conjunction is comprised of the first embedding part and the second embedding part, and described the first embedding part and described the second embedding part are affixed, and described the first embedding part and described the second embedding part match with described the first caulking groove and described the second caulking groove respectively.
9. tommy bar tail mould according to claim 8, it is characterized in that: described the second caulking groove is arranged at the middle and lower part of the second binding end.
10. tommy bar tail mould according to claim 1 and 2 is characterized in that:
Described the second body engages with the first noumenon by two contact-making surfaces, forms the right angle between described two contact-making surfaces, and described the second body with on face that the first noumenon contacts is not provided with die cavity;
The place, right angle of described the second body is provided with the second caulking groove, and the place, right angle of described the first noumenon is provided with the first caulking groove, and described the first caulking groove and described the second caulking groove are C shape;
Described the first caulking groove forms the first opening at the place, right angle, described the second caulking groove forms the second opening at the place, right angle, and described the second A/F equals described the first A/F;
Described conjunction is comprised of the first embedding part and the second embedding part, and described the first embedding part and described the second embedding part are affixed, and described the first embedding part and described the second embedding part match with described the first caulking groove and described the second caulking groove respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320029507 CN203018590U (en) | 2013-01-21 | 2013-01-21 | Screwdriver tail forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320029507 CN203018590U (en) | 2013-01-21 | 2013-01-21 | Screwdriver tail forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203018590U true CN203018590U (en) | 2013-06-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320029507 Withdrawn - After Issue CN203018590U (en) | 2013-01-21 | 2013-01-21 | Screwdriver tail forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203018590U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103056231A (en) * | 2013-01-21 | 2013-04-24 | 太仓首桦自动控制有限公司 | Forming mould for self drilling screws |
-
2013
- 2013-01-21 CN CN 201320029507 patent/CN203018590U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103056231A (en) * | 2013-01-21 | 2013-04-24 | 太仓首桦自动控制有限公司 | Forming mould for self drilling screws |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130626 Effective date of abandoning: 20150520 |
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| RGAV | Abandon patent right to avoid regrant |