CN107553533B - Shaver head - Google Patents
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- CN107553533B CN107553533B CN201710928447.9A CN201710928447A CN107553533B CN 107553533 B CN107553533 B CN 107553533B CN 201710928447 A CN201710928447 A CN 201710928447A CN 107553533 B CN107553533 B CN 107553533B
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- cutter blade
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- shaver head
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Abstract
The invention discloses a shaver head, which comprises a first shaver blade (1); a second stationary knife blade (2); the first movable cutter blade (3) is arranged between the first fixed cutter blade (1) and the second fixed cutter blade (2) and is movably arranged between two ends of the shaver head, and the first movable cutter blade (3) can at least reciprocate along the axis direction of the first movable cutter blade so as to enable the shaving teeth on the side edge of the first movable cutter blade to shave; and the second movable blade (4) is arranged below the second fixed blade (2) and is movably arranged between two ends of the shaver head, and the second movable blade (4) can at least reciprocate along the axis direction of the second movable blade so as to enable the shaving teeth on the side edge of the second movable blade to movably shave. The invention has the advantages that the fixed blade and the movable blade are arranged at the same time and are distributed at intervals in multiple layers, and simultaneously, two movable blades are arranged on one cutter head, so that an ideal shaving effect can be achieved.
Description
Technical Field
The invention relates to a shaver, in particular to a shaver head.
Background
The shaver is an article of daily use in people's life, and adult men especially need, and current shaver has two kinds, and one kind is electric shaver, and another kind is manual shaver, and manual shaver's tool bit adopts single-layer stationary knife blade or multilayer stationary knife blade group, and stationary knife blade itself can not move, can refer to application number: 201410513312.2 application date: 2014-09-29 is a shaver, resulting in an undesirable shaving effect.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the utility model provides a razor tool bit, configuration stationary knife blade and movable knife blade simultaneously and adopt multilayer interval to distribute to set up, realized simultaneously setting up two movable knives on a tool bit, can reach comparatively ideal shaving effect.
The technical scheme of the invention is as follows: the shaver head comprises a first shaver blade which is fixed between two ends of the shaver head, the whole shaver head is exposed out of the upper part of the shaver head, and shaving teeth which are continuously distributed are formed on the side edges between the two ends of the shaver head; the second fixed cutter blade is arranged below the first fixed cutter blade and is fixed between two ends of the shaver head, and shaving teeth which are continuously distributed are formed on the side edges between the two ends of the second fixed cutter blade and extend out of two sides of the shaver head; the first movable cutter blade is arranged between the first fixed cutter blade and the second fixed cutter blade and is movably arranged between two ends of the shaver head, shaving teeth which are continuously distributed are formed on the side edges between the two ends of the first movable cutter blade, the shaving teeth extend out of two sides of the shaver head, and the first movable cutter blade can at least reciprocate along the axis direction of the first movable cutter blade so that the shaving teeth on the side edges of the first movable cutter blade can shave; and the second movable blade is arranged below the second fixed blade and movably arranged between the two ends of the shaver head, the side edges between the two ends of the second movable blade are provided with continuously distributed shaving teeth, the shaving teeth extend out of the two sides of the shaver head, and the second movable blade can at least reciprocate along the axis direction of the second movable blade so that the shaving teeth on the side edges of the second movable blade can shave.
Preferably, the first movable blade may also reciprocate back and forth along its axis to actively shave the shaving teeth on its side, and the second movable blade may also reciprocate back and forth along its axis to actively shave the shaving teeth on its side.
Preferably, the projection of the first fixed cutter blade on the second fixed cutter blade is positioned in the second fixed cutter blade, the projection of the first movable cutter blade on the first fixed cutter blade is positioned in the first fixed cutter blade, and the projection of the second movable cutter blade on the second fixed cutter blade is positioned in the second fixed cutter blade.
Preferably, the razor head further comprises a cutter holder and two side covers, wherein the first fixed cutter blade, the first movable cutter blade, the second fixed cutter blade and the second movable cutter blade are sequentially arranged on the cutter holder from top to bottom, and the two side covers are arranged at two ends of the cutter holder to be connected and fixed with the first fixed cutter blade, the second fixed cutter blade and the cutter holder.
Preferably, each side cover is formed with at least a first accommodating cavity into which one end of the first fixed blade extends to limit the first fixed blade from moving up and down, and a second accommodating cavity into which one end of the second fixed blade extends to limit the second fixed blade from moving up and down, and left and right.
Preferably, the side cover and the end part of the tool apron are fixedly connected through a pin shaft.
Preferably, the shaver head further comprises a cutter rest arranged inside, the cutter rest comprises a mounting part which is horizontally arranged and is positioned between the second fixed cutter blade and the second movable cutter blade, and a lower folding and inserting part which is arranged at two ends of the mounting part, and the lower folding and inserting part is inserted into the cutter rest to connect the cutter rest and the cutter rest.
As an preference, the razor tool bit is still including locating inside and connecting the link on the blade holder, be formed with the setting portion that sets up the second and move the blade on the link, both ends on the setting portion are provided with the spring respectively and lay the seat, set up the pressure spring in the spring lay the seat, the spring lays the seat and passes second and moves blade, installation department, second stationary knife blade and its one end of pressure spring and the lower terminal surface of first and move the blade and offset, the pressure spring is reciprocating motion about in order to drive first and moves the blade and do perpendicular to self axis direction reciprocating motion.
Preferably, a supporting structure is arranged between the lower part of the connecting frame in the shaver head and the cutter holder, and the supporting structure comprises a first elastic sheet part which is used for propping against the inner wall of the downward folding inserting part after being folded down, a second elastic sheet part which is used for propping against the mounting part after being folded up, and third elastic sheet parts which are respectively arranged at two sides of the second elastic sheet part and used for propping against the lower surface of the setting part.
Preferably, the device further comprises a swinging support frame, wherein the swinging support frame is inserted into the lower end of the tool apron from bottom to top, at least two groups of reset springs are arranged on the swinging support frame, the two groups of reset springs penetrate into the tool apron to respectively prop against the two ends of the setting part, and the reset springs of the same group are deformed in opposite directions to support the back-and-forth swinging operation of the first movable blade and the second movable blade; the swing support is provided with a transmission mechanism for supporting the first movable blade to reciprocate along the axis direction of the swing support and the second movable blade to reciprocate along the axis direction of the swing support, the transmission mechanism comprises an eccentric shaft and a driving mechanism for driving the eccentric shaft to rotate, stop blocks which are distributed at intervals are arranged on the lower end face between two ends of the setting part, the eccentric shaft is provided with a pushing block which is rotationally arranged between the stop blocks which are distributed at intervals, one stop block is pushed after the pushing block rotates for an angle so that the connecting frame moves towards one end of the shaver head, and the other stop block is pushed after the pushing block continues to rotate for another angle so that the connecting frame moves towards the other end of the shaver head.
Compared with the prior art, the invention has the beneficial effects that:
1. meanwhile, the fixed cutter blades and the movable cutter blades are configured and are distributed at intervals in multiple layers, and meanwhile, two movable cutters are arranged on one cutter head, so that an ideal shaving effect can be achieved;
2. the first movable blade and the second movable blade can reciprocate back and forth along the axis direction of the first movable blade to enable the shaving teeth on the side edge of the first movable blade to movably shave, and the second movable blade can reciprocate back and forth along the axis direction of the second movable blade to enable the shaving teeth on the side edge of the second movable blade to movably shave. The swinging of the first movable knife blade and the second movable knife blade is realized, and a good shaving effect is achieved at dead angles of the face of the human body.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is an exploded view of fig. 1.
Fig. 3 is an exploded view of fig. 1 from another perspective with portions of the structure removed.
In the figure: 1. a first cutter blade; 2. a second stationary blade; 3. a first movable blade; 4. a second movable blade; 5. a tool apron; 6. a side cover; 611. a first accommodation chamber; 612. a second accommodation chamber; 7. a pin shaft; 8. a tool holder; 811. a mounting part; 812. the inserting part is folded downwards; 9. a connecting frame; 911. a setting part; 912. a spring mounting seat; 913. a stop block; 10. a support structure; 1011. a first spring piece part; 1012. a second spring piece part; 1013. a third spring piece part; 11. a pressure spring; 12. a swing support; 13. a return spring; 1411. an eccentric shaft; 1412. a driving mechanism; 1413. pushing the block.
Detailed Description
Referring to fig. 1, 2 and 3, the present invention provides a razor head, which is responsible for shaving operations and includes the following 4 blades, wherein the following 4 blades may be made of metal, steel or any hard material, without specific limitation, and the other 4 blades may be used for shaving or hair shaving operations, and the like, and include a first fixed blade 1, a second fixed blade 2, a first movable blade 3 and a second movable blade 4.
Wherein, the first fixed blade 1 is fixed between two ends of the shaver head, the whole body of the first fixed blade is exposed outside the upper part of the shaver head, and the side edges between the two ends of the first fixed blade are provided with continuously distributed shaving teeth;
the second fixed cutter blade 2 is arranged below the first fixed cutter blade 1 and is fixed between two ends of the shaver head, and shaving teeth which are continuously distributed are formed on the side edges between the two ends of the second fixed cutter blade, and extend out of two sides of the shaver head.
The first movable blade 3 is arranged between the first fixed blade 1 and the second fixed blade 2 and movably arranged between two ends of the shaver head, shaving teeth which are continuously distributed are formed on the side edges between the two ends of the first movable blade and the second fixed blade, the shaving teeth extend out of two sides of the shaver head, the first movable blade 3 can at least reciprocate along the axis direction of the first movable blade so as to enable the shaving teeth on the side edges of the first movable blade 3 to movably shave, and the first movable blade 3 can also reciprocate back and forth along the axis direction of the first movable blade so as to enable the shaving teeth on the side edges of the first movable blade to movably shave.
The second movable blade 4 is arranged below the second fixed blade 2 and movably arranged between two ends of the shaver head, and continuously distributed shaving teeth are formed on the side edges between the two ends of the second movable blade and extend out of two sides of the shaver head, the second movable blade 4 can at least reciprocate along the axis direction of the second movable blade so as to enable the shaving teeth on the side edges of the second movable blade to movably shave, and the second movable blade 4 can also reciprocate back and forth along the axis direction of the second movable blade so as to enable the shaving teeth on the side edges of the second movable blade to movably shave.
The shaving teeth formed on the 4 blades are not limited to shaving, and the shape, size and material of the shaving teeth are not particularly limited.
In addition, the projection of the first fixed cutter blade 1 on the second fixed cutter blade 2 is located in the second fixed cutter blade 2, the projection of the first movable cutter blade 3 on the first fixed cutter blade 1 is located in the first fixed cutter blade 1, and the projection of the second movable cutter blade 4 on the second fixed cutter blade 2 is located in the second fixed cutter blade 2. The arrangement of the structural forms shows that the width sizes of the first fixed cutter blade 1, the second fixed cutter blade 2, the first movable cutter blade 3 and the second movable cutter blade 4 are different, namely the width of the first fixed cutter blade 1 is larger than that of the first movable cutter blade 3 and smaller than that of the second fixed cutter blade 2, and the width of the second fixed cutter blade 2 is larger than that of the second movable cutter blade 4, so that the purpose of staggered shaving can be achieved, and the full shaving can be realized.
In order to achieve a better shaving effect, the first fixed cutter blade 1 is fixed between two ends of the shaver head, and the second fixed cutter blade 2 is arranged below the first fixed cutter blade 1 and is fixed between two ends of the shaver head.
The first movable blade 3 is reciprocally movable at least along its own axis direction to movably shave the shaving teeth on its side, wherein the moving direction of the first movable blade 3 is indicated by reference sign C in fig. 2; the first movable blade 3 can also reciprocate back and forth along the axis direction of the first movable blade 3 to enable the shaving teeth on the side edge of the first movable blade to movably shave, wherein the swinging direction of the first movable blade 3 is referred to by the symbol of fig. 2 a; the first movable blade 3 can reciprocate along the direction vertical to the axis of the first movable blade 3 to realize the position reset of the first movable blade 3, wherein the reset direction of the first movable blade 3 is indicated by reference sign B in fig. 2.
The second movable blade 4 is reciprocally movable at least along the axis direction thereof to movably shave the shaving teeth on the side thereof, wherein the moving direction of the second movable blade 4 is indicated by E in fig. 2, and the second movable blade 4 is reciprocally movable back and forth along the axis direction thereof to movably shave the shaving teeth on the side thereof, wherein the swinging direction of the second movable blade 4 is indicated by D in fig. 2.
The razor head further includes the following specific structure to achieve the above-described effects, but is not limited to the following specific structure at the same time.
The shaver head further comprises a cutter seat 5 and two side covers 6, wherein the first fixed cutter blade 1, the first movable cutter blade 3, the second fixed cutter blade 2 and the second movable cutter blade 4 are sequentially arranged on the cutter seat 5 from top to bottom, and the two side covers 6 are arranged at two ends of the cutter seat 5 to be connected and fixed with the first fixed cutter blade 1, the second fixed cutter blade 2 and the cutter seat 5.
Each side cover 6 is formed with at least a first accommodating cavity 611 into which one end of the first fixed blade 1 extends to limit the first fixed blade 1 to move up and down, left and right, and a second accommodating cavity 612 into which one end of the second fixed blade 2 extends to limit the second fixed blade 2 to move up and down, left and right, and the side cover 6 and the end of the tool holder 5 are fixedly connected by inserting a pin 7.
The shaver head further comprises a cutter rest 8 arranged inside, the cutter rest 8 comprises a mounting portion 811 which is horizontally arranged and is positioned between the second fixed cutter blade 2 and the second movable cutter blade 4, and a lower folding and inserting portion 812 which is arranged at two ends of the mounting portion 811, and the lower folding and inserting portion 812 is inserted into the cutter rest 5 to connect the cutter rest 8 and the cutter rest 5.
The razor head of this embodiment further includes the link 9 that locates inside and connect on blade holder 5, be formed with the setting portion 911 that sets up second movable blade 4 on the link 9, the both ends on setting portion 911 are provided with the spring respectively and lay the seat 912, spring seat 912 has been provided with pressure spring 11 in, spring seat 912 has passed second movable blade 4, installation department 811, second stationary blade 2 and the one end of its pressure spring 11 offset with the lower terminal surface of first movable blade 3 in proper order, pressure spring 11 is reciprocating motion about with the drive first movable blade 3 is perpendicular to self axis direction reciprocating motion in order to reset.
A supporting structure 10 is disposed between the lower portion of the connecting frame 9 and the tool holder 5 in the razor head of the present embodiment, and the supporting structure 10 includes a first spring plate portion 1011 which is folded down and used as a contact against the inner wall of the folded-down insertion portion 812, a second spring plate portion 1012 which is folded up and used as a contact against the mounting portion 811, and third spring plate portions 1013 which are disposed on both sides of the second spring plate portion 1012 and used as a contact against the lower surface of the setting portion 911.
The shaver head of the embodiment further comprises a swinging support frame 12, the swinging support frame 12 is inserted into the lower end of the cutter holder 5 from bottom to top, two groups of reset springs 13 are arranged on the swinging support frame 12, the number of each group of reset springs 13 is two, the two groups of reset springs 13 penetrate into the cutter holder 5 to respectively prop against the two ends of the setting part 911, and the reset springs 13 of the same group are deformed in opposite directions to support the back-and-forth swinging operation of the first movable cutter blade 3 and the second movable cutter blade 4; the swing support 12 is provided with a transmission mechanism for supporting the first movable blade 3 to reciprocate along the axis direction of the swing support and the second movable blade 4 to reciprocate along the axis direction of the swing support.
The transmission mechanism includes the following specific structure to achieve the above-described effects, but is not limited to the following specific structure at the same time.
In this embodiment, the transmission mechanism includes an eccentric shaft 1411 and a driving mechanism 1412 for driving the eccentric shaft 1411 to rotate, a stop 913 is disposed on a lower end surface between two ends of the setting portion 911 and is spaced apart, the eccentric shaft 1411 has a pushing block 1413, the pushing block 1413 is rotationally disposed between the spaced apart stops 913, the pushing block 1413 rotates by an angle to push a stop 913 so as to move the connecting frame 9 toward one end of the razor head, and the pushing block 1413 continues to rotate by another angle to push another stop 913 so as to move the connecting frame 9 toward the other end of the razor head, wherein the direction of the reciprocating movement of the connecting frame 9 is referred to as F in fig. 2, and it is the connecting frame 9 that the reciprocating movement of the connecting frame 9 realizes the reciprocating movement of the first movable blade 3 along the axis direction of the connecting frame to make the shaving teeth on the side thereof movable, and the reciprocating movement of the second movable blade 4 along the axis direction of the connecting frame to make the shaving teeth on the side thereof movable.
The specific materials of the tool holder 5, the two side covers 6, the pin shaft 7, the tool holder 8, the connecting frame 9, the supporting structure 10, the swing supporting frame 12, the eccentric shaft 1411, and the pushing block 1413 are not limited.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A razor head, characterized in that: it comprises
The first fixed cutter blade (1) is fixed between two ends of the shaver head, the whole of the first fixed cutter blade is exposed out of the upper part of the shaver head, and the side edges between the two ends of the first fixed cutter blade are provided with continuously distributed shaving teeth;
the second fixed cutter blade (2) is arranged below the first fixed cutter blade (1) and is fixed between two ends of the shaver head, and continuously distributed shaving teeth are formed on the side edges between the two ends of the second fixed cutter blade, and extend out of two sides of the shaver head;
the first movable cutter blade (3) is arranged between the first fixed cutter blade (1) and the second fixed cutter blade (2) and is movably arranged between two ends of the shaver head, shaving teeth which are continuously distributed are formed on the side edges between the two ends of the shaver head, the shaving teeth extend out of the two sides of the shaver head, and the first movable cutter blade (3) can at least reciprocate along the axis direction of the first movable cutter blade so that the shaving teeth on the side edges of the first movable cutter blade can shave;
the second movable blade (4) is arranged below the second fixed blade (2) and is movably arranged between two ends of the shaver head, shaving teeth which are continuously distributed are formed on the side edges between the two ends of the second movable blade, the shaving teeth extend out of two sides of the shaver head, and the second movable blade (4) can at least reciprocate along the axis direction of the second movable blade so that the shaving teeth on the side edges of the second movable blade can shave; the first movable cutter blade (3) can also reciprocate back and forth along the axis direction of the first movable cutter blade to enable the shaving teeth on the side edge of the first movable cutter blade to movably shave, and the second movable cutter blade (4) can also reciprocate back and forth along the axis direction of the second movable cutter blade to enable the shaving teeth on the side edge of the second movable cutter blade to movably shave;
the projection of the first fixed cutter blade (1) on the second fixed cutter blade (2) is positioned in the second fixed cutter blade (2), the projection of the first movable cutter blade (3) on the first fixed cutter blade (1) is positioned in the first fixed cutter blade (1), and the projection of the second movable cutter blade (4) on the second fixed cutter blade (2) is positioned in the second fixed cutter blade (2); the shaver head further comprises a cutter holder (5) and two side covers (6), wherein the first fixed cutter blade (1), the first movable cutter blade (3), the second fixed cutter blade (2) and the second movable cutter blade (4) are sequentially arranged on the cutter holder (5) from top to bottom, and the two side covers (6) are arranged at two ends of the cutter holder (5) to be connected and fixed with the first fixed cutter blade (1), the second fixed cutter blade (2) and the cutter holder (5).
2. A razor head according to claim 1, wherein: each side cover (6) is at least provided with a first accommodating cavity (611) in which one end of the first fixed knife blade (1) extends to limit the first fixed knife blade (1) to move up and down and left and right, and each side cover (6) is also provided with a second accommodating cavity (612) in which one end of the second fixed knife blade (2) extends to limit the second fixed knife blade (2) to move up and down and left and right.
3. A razor head according to claim 2, wherein: the side cover (6) is fixedly connected with the end part of the tool apron (5) through a pin shaft (7).
4. A razor head according to claim 1, wherein: the shaver head further comprises a cutter rest (8) arranged inside, the cutter rest (8) comprises a mounting part (811) which is horizontally arranged and is positioned between the second fixed cutter blade (2) and the second movable cutter blade (4) and a lower folding and inserting part (812) which is arranged at two ends of the mounting part (811), and the lower folding and inserting part (812) is inserted into the cutter rest (5) to connect the cutter rest (8) and the cutter rest (5).
5. A razor head according to claim 4, wherein: the shaver head further comprises a connecting frame (9) which is arranged inside and connected to the shaver seat (5), a setting part (911) for setting the second movable cutter blade (4) is formed on the connecting frame (9), spring placement bases (912) are respectively arranged at two ends of the setting part (911), a pressure spring (11) is arranged in each spring placement base (912), the spring placement bases (912) sequentially penetrate through the second movable cutter blade (4), the mounting part (811), the second fixed cutter blade (2) and one end of the pressure spring (11) of the second fixed cutter blade and the lower end face of the first movable cutter blade (3), and the pressure spring (11) reciprocates up and down to drive the first movable cutter blade (3) to reciprocate in the axial direction perpendicular to the spring placement bases (912).
6. A razor head according to claim 5, wherein: a supporting structure (10) is arranged between the lower part of the inner connecting frame (9) of the shaver head and the cutter holder (5), and the supporting structure (10) comprises a first elastic sheet part (1011) which is folded downwards and is used for propping against the inner wall of the folded-down inserting part (812), a second elastic sheet part (1012) which is folded upwards and is used for propping against the mounting part (811), and third elastic sheet parts (1013) which are respectively arranged at two sides of the second elastic sheet part (1012) and are used for propping against the lower surface of the setting part (911).
7. A razor head according to claim 6, wherein: the device also comprises a swinging support frame (12), wherein the swinging support frame (12) is inserted into the lower end of the tool apron (5) from bottom to top, at least two groups of reset springs (13) are arranged on the swinging support frame (12), the two groups of reset springs (13) penetrate into the tool apron (5) to respectively prop against the two ends of the setting part (911), and the reset springs (13) of the same group are deformed in opposite directions to support the forward and backward reciprocating swinging operation of the first movable tool blade (3) and the second movable tool blade (4); the swing support frame (12) is provided with a transmission mechanism for supporting the first movable cutter blade (3) to reciprocate along the axis direction of the swing support frame and the second movable cutter blade (4) to reciprocate along the axis direction of the swing support frame, the transmission mechanism comprises an eccentric shaft (1411) and a driving mechanism (1412) for driving the eccentric shaft (1411) to rotate, stop blocks (913) which are distributed at intervals are arranged on the lower end face between the two ends of the setting part (911), the eccentric shaft (1411) is provided with pushing blocks (1413), the pushing blocks (1413) are rotationally arranged between the stop blocks (913) which are distributed at intervals, one angle is formed by pushing one stop block (913) after the pushing blocks (1413) rotate, so that the connecting frame (9) moves towards one end of the shaver head, and the other stop blocks (913) are pushed after the pushing blocks (1413) continue to rotate another angle, so that the connecting frame (9) moves towards the other end of the shaver head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710928447.9A CN107553533B (en) | 2017-10-09 | 2017-10-09 | Shaver head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710928447.9A CN107553533B (en) | 2017-10-09 | 2017-10-09 | Shaver head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107553533A CN107553533A (en) | 2018-01-09 |
| CN107553533B true CN107553533B (en) | 2023-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710928447.9A Active CN107553533B (en) | 2017-10-09 | 2017-10-09 | Shaver head |
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| CN (1) | CN107553533B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108481372A (en) * | 2018-03-26 | 2018-09-04 | 宁波邦首电器有限公司 | A kind of knife head device of electric shaver |
| CN110181562A (en) * | 2019-06-26 | 2019-08-30 | 温州市日电电器有限公司 | A kind of razor tool tip elastic piece structure |
| CN115042234A (en) * | 2022-06-19 | 2022-09-13 | 温州合美电器科技有限公司 | Shaver with a handle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2419102A (en) * | 2004-10-18 | 2006-04-19 | Gillette Man Inc | Powered safety razor systems |
| US8726517B2 (en) * | 2010-01-11 | 2014-05-20 | Specialife Industries Limited | Trimmer mechanism, hair trimmer, and hair trimmer attachment |
| CN102744736B (en) * | 2012-07-26 | 2014-11-12 | 珠海新秀丽家居用品有限公司 | Double-cutter-body hair trimmer |
| CN203125553U (en) * | 2013-03-08 | 2013-08-14 | 东莞凤岗浸校塘有成电器制品厂 | Double-layer adjustable head of electric shaver |
| CN207256295U (en) * | 2017-10-09 | 2018-04-20 | 慈溪市吉望刀剪有限公司 | A kind of razor tool tip |
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| CN107553533A (en) | 2018-01-09 |
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