JP2012040314A - Handle and razor of manual sharp-edged tool - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve user-friendliness of manual sharp-edged tools, such as a razor.SOLUTION: While molding a first finger hitting part 11 exposed by a grip part 3 by hard resin, a second finger hitting part 12 exposed by the grip part 3 is molded by soft resin. When handles of a pair of razor are mutually combined, respective grip parts 3 facing each other are mutually piled up, and a pair of the grip parts 3 are mutually combined by detachably engaging a first engaging part 17 formed in the first finger hitting part 11 of one side of the grip part 3, and a second engaging part 22 formed in the first finger hitting part 11 of the grip part 3 of the other side. At that time, while a cap 26 put on a razor head body 25 in a razor head 4 provided in the one side of the grip part 3 is fixed up to a back side of a head part 6 of the grip part 3 of the other side, hip parts 7 of respective grip parts 3 are mutually aligned. Thus, while combining mutually the material which maintains strength as a handle, and the material which improves holding feel, total length of the razor between the razor head 4 the and hip part 7 becomes short, and makes it hard to become bulky when storing, and user-friendliness of the razor is improved.

Description

  The present invention relates to a manual instrument such as a razor handle.

  Conventionally, in the T-type razor according to Patent Document 1 below, the grip portion of the handle is formed of hard plastic, and when a pair of T-type razors are overlapped with the abdomen of the other handle on the back of one handle, The other razor head overlaps the razor head, and the bottom of each handle is lined up in steps.

Japanese Utility Model Publication No. 53-32789

The T-type razor according to Patent Document 1 has the following problem *.
* Since the handle grip portion is made of only hard plastic, the strength of the handle can be maintained, but there is a problem that the grip feel is poor and the usability is poor.

  * When each handle is stacked, the razor heads are lined up in steps, so the dimension between the top of each razor head and the bottom of each handle increases, When T-shaped razors are stacked on top of each other and stored, there is a problem that they are bulky and unusable.

  * When each handle is stacked, the bottom of each handle is lined up in steps, so the dimension between the bottom of each handle and the top of each razor head increases. When the T-shaped razors are stacked on top of each other, there is a problem that they are bulky and unusable.

  An object of the present invention is to solve the above problems and improve the usability of a manual instrument such as a razor.

The present invention will be described with reference to the reference numerals of the drawings (FIGS. 1 to 6) of the embodiments described later.
The handle 2 of the manual instrument 1 according to the invention of claim 1 is configured as follows.
A first engaging portion 17 is formed and exposed on the specific surface portion 11 among the plurality of surface portions 11 and 12 exposed by the grip portion 3, having the grip portion 3 composed of a plurality of materials having different hardnesses. And the second engaging portion 22 formed and exposed in the specific surface portion 11 or the surface portion 12 other than the specific surface portion in one grip portion 3, and when a plurality of grip portions 3 are stacked on each other Among the gripping portions 3, the first engagement portion 17 of the specific gripping portion 3 and the second engagement portions 22 of the gripping portions 3 other than the specific gripping portion 3 are detachably engaged with each other, and a plurality of The grip portions 3 are coupled to each other.

  In the first aspect of the present invention, the first engagement portion 17 of the specific grip portion 3 and the second engagement portion 22 of the grip portion 3 other than the specific grip portion 3 are detachably engaged with each other, and a plurality of grip portions In the handle 2 of the manual instrument 1 that connects the three to each other, the plurality of front portions 11 and 12 exposed by the grip portion 3 are made of a plurality of materials having different hardnesses. It is possible to improve the usability of the manual instrument 1 by combining materials that improve the quality of the manual use instrument 1.

  In the invention of claim 2 premised on the invention of claim 1, the specific table portion 11 is made of a material having higher hardness than the surface portions 12 other than the specific table portion 11. In the invention of claim 2, the strength as the handle 2 can be maintained by the specific table portion 11 made of a material having high hardness.

  In the invention of claim 3 premised on the invention of claim 1 or claim 2, among the overlapping portions opposed to each other when the specific gripping portion 3 and the gripping portions 3 other than the specific gripping portion 3 are overlapped with each other The first engaging portion 17 formed in the overlapping portion of the specific gripping portion 3 and the second engaging portion 22 formed in the overlapping portion of the gripping portion 3 other than the specific gripping portion 3 are opposed to each other so as to be detachable from each other. Engage. In the invention of claim 3, since the overlapping portion having the first engaging portion 17 and the overlapping portion having the second engaging portion 22 face each other and overlap each other, the first engaging portion 17 and the second engaging portion It is easy to detachably engage the portion 22 with each other.

  In the invention of claim 4 premised on the invention of claim 3, the grip portion 3 is provided with a head 6 on one side of both sides in the longitudinal direction X and a buttocks 7 on the other side, A razor head 4 incorporating a blade body 5 is provided on the head portion 6 of the grip portion 3, and the grip portion 3 includes an abdomen 8 on the abdomen side of the blade body 5 facing the blade edge 5 a and an opposite side to the abdomen side. Between the head portion 6 and the butt portion 7, and the overlapping portion of the specific surface portion 11 is gripped by the back portion 7, which is the back side, and the side portions 10, which are both sides in the extending direction of the cutting edge 5 a. While forming on the abdominal part 8 of the part 3, the overlapping part of the front part 12 other than the specific front part 11 was formed on the back part 9 of the grip part 3. In invention of Claim 4, the razor 1 can be mutually superposed | polymerized.

The razor according to the invention of claim 5 is configured as follows.
The grip portion 3 of the handle 2 is provided with a head 6 on one side of both sides in the longitudinal direction X and a butt portion 7 on the other side, and the razor head 4 incorporating the blade body 5 is attached to the grip portion 3. The gripping portion 3 is provided on the head 6 of the blade body 5, the abdomen 8 on the abdomen side of the blade body 5 facing the blade edge 5 a, the back part 9 on the back side opposite to the abdomen side, and the extension of the blade edge 5 a. Side portions 10 that are both sides in the installation direction are provided between the head 6 and the buttocks 7. When the abdomen 8 of one gripping part 3 and the back part 9 of the other gripping part 3 are overlapped with each other, the overlapping part of the abdomen 8 and the overlapping part of the back part 9 are opposed to each other. A cap 26 that is detachably engaged with each other and is placed on the razor head main body 25 in the razor head 4 provided on one gripping portion 3 is applied to the back side of the head 6 of the other gripping portion 3.

  In invention of Claim 5, when the handle | steering-wheel 2 of each razor 1 is piled up mutually, the full length of the longitudinal direction X becomes short compared with the past between the razor head 4 and the bottom part 7, and it is hard to be bulky at the time of the accommodation. Thus, the usability of the razor 1 can be improved.

  In the razor 1 according to the invention of claim 6, when the overlapping portions of the gripping portions 3 facing each other by overlapping the gripping portions 3 of the plurality of handles 2 are detachably engaged with each other, The buttocks 7 are aligned with each other.

In the invention of claim 6, when the handles 2 are overlapped with each other, the overall length of the razor 1 is shorter than that of the prior art, and it becomes difficult to bulk up the razor 1, and the usability of the razor 1 can be improved.
Next, technical ideas other than the claims will be described with reference to the reference numerals in the drawings of the embodiments.

  In the seventh invention based on the invention of claim 1, claim 2, or claim 3, both the first engagement portion 17 and the second engagement portion 22 are formed in the specific table portion 11. . In the seventh invention, since the first engagement portion 17 and the second engagement portion 22 are formed on the specific surface portion 11 of the same material, the first engagement portion 17 and the second engagement portion 22 can be easily configured. .

  In the invention according to claim 1 or claim 2 or claim 3 or the eighth invention based on the seventh invention, the specific table portion 11 and the table portion 12 other than the specific table portion 11 are joined to each other. Yes. For example, one of the specific surface portion 11 and the surface portions 12 other than the specific surface portion 11 is covered with the other. In the eighth invention, the gripping feeling can be improved by integrating the specific table portion 11 and the surface portions 12 other than the specific table portion 11 with one grip portion 3.

  In a ninth invention premised on the invention of claim 3, a specific surface portion 11 having a first engagement portion 17 is extended along the longitudinal direction X in the overlapping portion of the specific grip portion 3, and the specific portion In the overlapping portion of the gripping portion 3 other than the gripping portion 3, the surface portion 12 other than the specific surface portion 11 is extended along the longitudinal direction X, and the second engagement portion 22 formed on the specific surface portion 11 is specified. The surface portion 12 other than the portion 11 was exposed. In the ninth invention, since the first engaging portion 17 and the second engaging portion 22 are formed on the specific table portion 11 made of the same material, the first engaging portion 17 and the second engaging portion 22 are It is easy to configure, and the first engagement portion 17 and the second engagement portion 22 can be detachably engaged with each other without being affected by the surface portions 12 other than the specific surface portion 11.

  In a tenth invention based on the ninth invention, a plurality of partitioning portions 15 are arranged along the longitudinal direction X in the overlapping portion of the specific gripping portion 3, and at least one of the partitioning portions 15 is provided. The first engaging portion 17 is formed in the partition portion 15, and a plurality of partition portions 21 are arranged along the longitudinal direction X in the overlapping portion of the grip portion 3 other than the specific grip portion 3. The second engaging portion 22 was exposed adjacent to at least one of the partition portions 21. In the tenth invention, the partition portions 15 and 21 serve to prevent the grip portion 3 from slipping, and the first engagement portion 17 and the second engagement portion 22 are easily formed in the grip portion 3.

  In an eleventh aspect based on the ninth aspect, the second engaging portion 22 of the specific surface portion 11 is exposed inside the surface portion 12 other than the specific surface portion 11. For example, it is exposed on the outermost surface or inside the outermost surface so as not to protrude outward from the outermost surface of the front portion 12. In the eleventh aspect, the second engagement portion 22 can be easily formed on the grip portion 3. Further, since the second engaging portion 22 is not touched when the grip portion 3 is gripped, the grip portion 3 is easily gripped.

  In a twelfth aspect based on the ninth aspect, the second engaging portion 22 of the specific surface portion 11 is surrounded by peripheral wall portions 19 and 21 formed on the surface portion 12 other than the specific surface portion 11. Yes. In the twelfth aspect, the second engagement portion 22 can be easily formed on the grip portion 3. Further, it is possible to improve the feel when the grip portion 3 is gripped.

  In the thirteenth invention based on the tenth invention, when the specific gripping portion 3 and the gripping portions 3 other than the specific gripping portion 3 are overlapped with each other, a plurality of portions formed in the overlapping portion of the specific gripping portion 3 The partition portion 15 was placed in a recess 23 formed between the plurality of partition portions 21 formed in the overlapping portion of the grip portion 3 other than the specific grip portion 3. In the thirteenth invention, the overlapping portion of the specific gripping portion 3 and the overlapping portion of the gripping portion 3 other than the specific gripping portion 3 can be easily overlapped with each other.

  In a fourteenth aspect based on the invention of claim 4, the first engagement portion 17 of the abdomen 8 of the grip portion 3 and the second engagement portion 22 of the back portion 9 of the grip portion 3 are respectively It is formed on the side of the buttocks 7 with respect to the center position between the head 6 and the buttocks 7 of the grip portion 3. In the fourteenth invention, when positioning the gripped portions 3 superposed on each other, the first engaging portion 17 and the second engaging portion 22 formed on the buttocks 7 side away from the razor head 4 are engaged with each other. Easy to do.

  In the fifteenth invention based on the invention of claim 4 or the fourteenth invention, when the specific grip portion 3 and the grip portions 3 other than the specific grip portion 3 are overlapped with each other, the bottom of each grip portion 3 The parts 7 are aligned with each other. In the fifteenth invention, when the handles 2 of the razors 1 are stacked on each other, the overall length in the longitudinal direction X is shorter between the razor head 4 and the butt portion 7 than in the prior art, and it is less likely to be bulky when accommodated. The usability of the razor 1 can be improved.

  In a sixteenth aspect based on the fifteenth aspect, the razor head 4 comprises a razor head main body 25 and a cap 26, and the specific grip portion 3 and the grip portions 3 other than the specific grip portion 3 are overlapped with each other. In this case, the cap 26 of the razor head 4 on the specific gripping part 3 side is applied to the back side of the head 6 of the gripping part 3 other than the specific gripping part 3. In the sixteenth invention, when the handles 2 of the razors 1 are overlapped with each other, the overall length in the longitudinal direction X between the razor head 4 and the buttocks 7 is shorter than that in the conventional case, and it becomes difficult to be bulky when accommodated. The usability of the razor 1 can be improved.

  In the seventeenth invention based on the sixteenth invention, the razor head main body 25 is supported to be tiltable with respect to the head 6 of the grip portion 3, and the cap 26 is placed on the razor head main body 25 when the razor head main body 25 is put on. A stopper 33 is provided to prevent the main body 25 from tilting. In the seventeenth invention, the razor head 4 can be stably applied to the back side of the head 6 of the grip portion 3.

  In an eighteenth aspect based on the invention of claim 5, the bottom portions 7 of the gripping portions 3 are aligned in the thickness direction Z connecting the abdominal portion 8 and the back portion 9. In the eighteenth invention, when the handles 2 of the razors 1 are overlapped with each other, the total length in the longitudinal direction X between the razor head 4 and the buttocks 7 is shorter than in the prior art, and it is difficult to bulk up when accommodated. The usability of the razor 1 can be improved.

  In the nineteenth invention based on the invention of claim 5 or the sixteenth or eighteenth invention, the cap 26 is placed on the back side of the head 6 when applied to the back side of the head 6. It has the latching | locking part 34 latched. In the nineteenth invention, the movement of the razor 1 on the side of the head 6 side can be regulated using the locking portion 34 of the cap 26.

  In a twentieth invention based on the nineteenth invention, the locking portion 34 has a through hole 34b. In the twentieth invention, the through hole 34 b of the locking portion 34 also serves as an air passage for the cap 26. For example, when the shaving auxiliary material attached to the razor head 4 is covered with the cap 26, the through-hole 34b serves as a passage for air to accelerate the drying of the shaving auxiliary material and maintain the performance of the shaving auxiliary material. be able to.

  The present invention can improve the usability of a manual instrument such as the razor 1.

(A) is the perspective view which looked at the razor with a cap concerning this embodiment from the back side, (b) is the perspective view which similarly looked at the razor with a cap from the ventral side. (A) is the rear view which looked at the handle of the said razor with a cap from the back side, (b) is the front view which looked at the handle of the said razor with a cap from the ventral side. (A) is the side view which looked at the handle of the razor with a cap from the side, (b) is a sectional view which looked at the handle of the razor with the cap from the side, (c) removed the cap It is sectional drawing which looked at the handle of the razor from the side. (A) is the elements on larger scale of FIG.3 (b), (b) is the elements on larger scale of FIG.3 (c). (A) is a side view which shows the state which piled up a pair of razor with a cap mutually, (b) is sectional drawing which looked at this state from the side. (A) is the elements on larger scale of FIG.5 (b), (b) is the elements on larger scale of FIG.5 (b). (A) is sectional drawing which shows the razor head main body concerning another example, (b) is a perspective view which shows the upper side of the spacer integrated in this razor head main body, (c) shows the lower side of this spacer. It is a perspective view.

Hereinafter, a razor handle which is a manual instrument according to an embodiment of the present invention will be described with reference to the drawings.
The razor 1 shown in FIGS. 1-3 is provided with the handle 2 which has the holding part 3, and the razor head 4 incorporating the blade body 5 as shown in FIG. In the handle 2, the grip portion 3 is provided with a head 6 on one side of both sides in the longitudinal direction X and a buttocks 7 on the other side. The razor head 4 is supported to the handle 2 on the head 6 side of the grip portion 3. The gripping portion 3 includes an abdominal portion 8 on the abdomen side of the blade body 5 toward the blade edge 5a, a back portion 9 on the opposite side of the abdomen side, and sides on both sides in the extending direction of the blade edge 5a. A portion 10 is provided between the head 6 and the buttocks 7.

  The grip portion 3 of the handle 2 has a first finger contact portion 11 (specific surface portion) made of a hard resin such as ABS resin integrally extending over the head portion 6, the butt portion 7, the abdomen portion 8, and the side portion 10. In addition, a second finger rest portion 12 (a front portion other than the specific front portion) made of a soft resin such as an elastomer resin having the same color as that of the first finger rest portion 11 is placed between the head portion 6 and the bottom portion 7 between the back portion. 9 and the side part 10 are integrally formed, and the first finger rest part 11 on the abdomen side and the second finger contact part 12 on the back side are integrally molded and joined to each other.

  The first finger holder 11 includes a side wall 13 on the side 10 on both sides in the width direction Y between the head 6 and the buttocks 7, and both side walls between the head 6 and the buttocks 7. The bottom wall portion 14 formed between the portions 13 and a plurality of partition portions 15 arranged in parallel along the longitudinal direction X of the grip portion 3 at intervals inside the both side wall portions 13 and the bottom wall portion 14. And have. A concave portion 16 is formed between each partition portion 15, both side wall portions 13 and the bottom wall portion 14, and is opened to the ventral side. Among each partition 15, one partition 15 located at an intermediate position between the head 6 and the butt 7 and one partition 15 facing the butt 7 are each provided with a first engaging portion. 17 is exposed. The first engaging portion 17 is formed in a cross shape by a portion 17a extending toward the side wall portions 13 and a portion 17b protruding toward the concave portion 16 (longitudinal direction X side of the grip portion 3). Each partition 15 and both first engaging portions 17 slightly protrude outward from the recess 16. A plurality of projecting portions 18 are arranged in parallel along the longitudinal direction X of the grip portion 3 between the head portion 6 and the bottom portion 7 on the outside of the both side wall portions 13 with a space therebetween. Each partition part 15, both first engaging parts 17, and each projecting part 18 also functions to prevent slipping.

  The second finger holder 12 has side walls 19 on the side portions 10 on both sides in the width direction Y between the head 6 and the buttocks 7 and both side walls between the head 6 and the buttocks 7. The bottom wall 20 formed between the portions 19, and a plurality of partition portions 21 arranged in parallel along the longitudinal direction X of the grip portion 3 at intervals inside the both side walls 19 and the bottom wall 20. And have. Among each partition part 21, between the both partition parts 21 in the intermediate position of the head 6 and the butt part 7, and between the butt part 7 and the partition part 21, the second engaging part 22 is respectively provided. It is exposed and formed. The second engagement portion 22 is integrated from the bottom wall portion 14 of the first finger contact portion 11 to the dorsal side opposite to the first engagement portion 17 projecting to the ventral side in the thickness direction Z. And a pair of partitioning portions 22a facing each other with a gap in the longitudinal direction X of the gripping portion 3, and a groove portion formed so as to extend toward the bottom wall portion 20 at the facing portions of both partitioning portions 22a 22b. A recess 23 is formed between the partition wall 21 and the partition wall 22a, and the peripheral wall portion including the both side wall portions 19 and the bottom wall portion 20, and is open to the back side. A plurality of protrusions 24 that also serve as an anti-slip function between the head portion 6 and the butt portion 7 are juxtaposed along the longitudinal direction X of the grip portion 3 at intervals from each other on the outside of the side wall portions 19. Yes. The bottom wall portion 20 of the second finger holder 12 is joined to the back side of the bottom wall portion 14 of the first finger holder 11 during integral molding, and both side walls 19 of the second finger holder 12 are It extends from the bottom wall portion 20 to the side wall portions 13 side of the first finger rest portion 11 and is covered on the outside of the side wall portions 13, and each protrusion 24 of each side wall portion 19 and each side wall portion 13 are covered. The protrusions 18 are aligned with each other in the thickness direction Z connecting the abdomen 8 and the back 9.

  The razor head 4 includes a razor head main body 25 in which the blade body 5 is incorporated, and a cap 26 that covers the razor head main body 25. Both supporting arm portions 27 formed on the head portion 6 of the handle 2 are supported by a rotation fulcrum portion 28 formed on the razor head main body 25. The head 6 of the handle 2 has a cantilever-like elastic plate 31 formed in a recess 30 formed between both wall portions 29, and the elastic portion 31 is formed on the pressing portion 32 formed on the razor head body 25. The free end part of the plate part 31 can contact | abut. The razor head body 25 is supported so as not to be detachable with respect to the head 6 of the handle 2, and is tilted about the both supporting arm portions 27 by the elastic force of the elastic plate portion 31 or against the elastic force, and the neck. You can shake it. When the cap 26 is put on the razor head main body 25, the back wall portion 33 (stopper) of the cap 26 suppresses the bending of the elastic plate portion 31 and prevents the razor head main body 25 from tilting. A locking portion 34 having a pair of through holes 34b is formed on the lower side of the cap 26 via a partitioning portion 34a.

  As shown in FIG. 5A, when the abdomen 8 of one gripping part 3 (specific gripping part) and the back part 9 of the other gripping part 3 (grip part other than the specific gripping part) are overlapped with each other in the pair of razors 1. 5 (b) and FIG. 6 (a), the first engaging portion 17 is engaged with the second engaging portion 22 at the overlapping portion, and each partition portion 15 is connected to each partition portion. It is inserted into the recess 23 between 21. Further, as shown in FIGS. 5B and 6B, the cap 26 is applied to the back side of the head 6, and the partition portion 34 a of the locking portion 34 of the cap 26 is a recess of the head 6. 30. Accordingly, the butt portion 7 of each grip portion 3 is aligned with each other in the thickness direction Z connecting the abdomen 8 and the back portion 9, and the razor heads 4 are also aligned with each other in the thickness direction Z, and each butt portion 7 is also aligned. The razor heads 4 are aligned in the longitudinal direction X without being displaced from each other. When the handles 2 of the razors 1 are overlapped with each other, the total length in the longitudinal direction X between the razor head 4 and the buttocks 7 is substantially the same as the total length in the longitudinal direction X of each razor 1. In addition, as shown by the imaginary line of Fig.5 (a), the three razors 1 may mutually overlap, and although not shown in figure, four or more razors 1 may mutually overlap.

In the razor 1, the total length in the longitudinal direction X between the razor head 4 and the buttocks 7 is set to about 115 mm, and the total width in the width direction Y including the cap 26 is set to about 44 mm.
This embodiment has the following effects.

  (1) Of the first finger holder 11 and the second finger holder 12 exposed at the grip portion 3, the first finger holder 11 is molded from a hard resin and the second finger holder 12 is molded from a soft resin. Therefore, the usability of the razor 1 can be improved by combining the material for maintaining the strength as the handle 2 and the material for improving the grip feeling.

  (2) When the handles 2 of the pair of razors 1 are coupled to each other, the overlapping portions of the gripping portions 3 facing each other are overlapped with each other, and the first engagement formed on the first finger rest portion 11 of the one gripping portion 3 A pair of gripping portions 3 can be coupled to each other by detachably engaging the joint portion 17 and the second engagement portion 22 formed on the first finger contact portion 11 of the other gripping portion 3, Usability of the razor 1 can be improved.

  (3) When the overlapping portions of the gripping portions 3 facing each other by overlapping the gripping portions 3 of the pair of handles 2 are detachably engaged with each other, the razor head 4 provided on one gripping portion 3 has a razor The cap 26 placed on the head main body 25 is applied to the back side of the head 6 of the other gripping portion 3 and the butt portion 7 of each gripping portion 3 is aligned with each other. When overlapped with each other, the total length in the longitudinal direction X between the razor head 4 and the butt portion 7 is shorter than that of the conventional one, making it less bulky when accommodated, and storing a plurality of razors 1 in a compact arrangement. And can be transported. Therefore, the usability of the razor 1 can be improved.

For example, the following embodiment may be configured as follows.
In the above-described embodiment, the first engagement portion 17 and the second engagement portion 22 are both formed in the first finger contact portion 11, but they are both formed in the second finger contact portion 12, You may form in the 1st finger hold part 11 and form the other in the 2nd finger hold part 12. FIG.

・ The entire outer periphery of the hard resin part is surrounded and covered with a soft resin part, and the first resin part (specific surface part) and the second finger part (surface part other than the specific surface part) are provided on the soft resin part. Also good.
In the razor head body 25 shown in FIG. 7, the lower blade body 37, the spacer 38, and the upper blade body 39 are sequentially stacked and sandwiched between the blade base 35 and the top plate 36, and formed on the top plate 36. A plurality of support shafts 36 a are inserted into the blade base 35 through the upper blade body 39, the spacer 38 and the lower blade body 37. In the spacer 38, each protruding band 41 is formed on the upper side of the outer periphery of each supporting hole 40 through which the support shaft 36 a passes, and each protruding section 42 is formed adjacent to each protruding band 41. The upper blade body 39 is placed on the protrusions 41 and the protrusions 42 to form a gap 43 with the upper side of the spacer 38. The lower blade body 37 is applied to the lower side of the spacer 38. Incidentally, the thicknesses of the lower blade body 37 and the upper blade body 39 are preferably set to 0.05 to 0.25 mm, for example, set to 0.076 mm. Conventionally, the outer shape and the hole of the spacer are punched out from a plate material having a thickness of 0.5 mm, for example. However, in order to save material, the spacer 38 is pressed to a thinner plate material having a thickness of 0.4 mm, for example. In the same manner as a spacer having a thickness of, for example, 0.5 mm as in the prior art, the protrusions 41 and the protrusions 42 having a height of 0.1 mm, for example, are simultaneously formed at the time of punching by a press. It has a special function.

  The razor head 4 may be supported not only in a detachable manner with respect to the handle 2 but also detachably supported so that the razor head 4 can be replaced. Further, the razor head main body 25 may be supported not only to be able to swing with respect to the handle 2 but also to be unable to swing.

  The first finger holder 11 is made of a hard resin such as ABS resin, and the second finger holder 12 is made of a soft resin such as an elastomer resin. However, a hard material or a soft material other than these resins may be used. Good. Further, the hard resin and the soft resin may be different colors instead of the same colors.

  The first engagement portion 17 and the second engagement portion 22 are formed at two positions, that is, the intermediate position between the head portion 6 and the bottom portion 7 of the grip portion 3 and the bottom portion 7. You may form in one place or three or more places between the head 6 and the bottom 7 of the holding part 3.

  The first engagement part 17 is formed on the abdomen 8 of the grip part 3 and the second engagement part 22 is formed on the back part 9 of the grip part 3. You may form in the side part 10 etc. of the part 3. FIG.

-As said 1st engaging part or 2nd engaging part, you may employ | adopt a hook_and_loop | surface fastener and a magnet besides the engagement by an uneven | corrugated | grooved part.
-In addition to the razor 1, the present invention may be applied to the handles of various manual instruments such as engraving swords, cutters, scissors, nail clippers, knives, and medical instruments (such as scalpels).

  DESCRIPTION OF SYMBOLS 1 ... Razor (manual instrument), 2 ... Handle, 3 ... Holding part, 4 ... Razor head, 5 ... Blade body, 5a ... Cutting edge, 6 ... Head, 7 ... Buttocks, 8 ... Abdomen, 9 ... Back, 10 ... side part, 11 ... first finger holding part (specific table part), 12 ... second finger holding part (front part other than the specified table part), 17 ... first engaging part, 22 ... second engaging part, 25 ... Razor head body, 26 ... Cap.

Claims (6)

  A first engaging portion that is formed on and exposed to a specific surface portion among a plurality of surface portions exposed by the grip portion, and having the specific surface portion or a grip portion composed of a plurality of materials having different hardnesses. A second engaging portion that is formed and exposed on a surface portion other than the specific surface portion is included in one grip portion, and when a plurality of grip portions are overlapped with each other, of the grip portions, the specific grip portion A handle for a manual instrument, wherein a first engagement portion and a second engagement portion of a grip portion other than the specific grip portion are detachably engaged with each other, and a plurality of grip portions are coupled to each other.   The handle of a manual instrument according to claim 1, wherein the specific surface portion is made of a material having a hardness higher than that of the surface portions other than the specific surface portion.   Of the overlapping portions that face each other when the specific gripping portion and a gripping portion other than the specific gripping portion are overlapped with each other, the first engagement portion formed in the overlapping portion of the specific gripping portion and the grip other than the specific gripping portion The handle of the manual organ according to claim 1 or 2, wherein the second engaging portion formed in the overlapping portion of the portion is opposed to each other so as to be detachable from each other.   The grip portion is provided with a head on one side of both sides in the longitudinal direction and a butt portion on the other side, and a razor head incorporating a blade is provided on the head of the grip portion. Are the abdomen which is the abdomen on which the cutting edge of the blade body faces, the back which is the dorsal side opposite to the abdomen, and the sides which are both sides in the extending direction of the cutting edge and the head and the butt. The overlap portion of the specific surface portion is formed on the abdomen of the grip portion, and the overlap portion of the front portion other than the specific surface portion is formed on the back portion of the grip portion. Item 4. The handle of the manual instrument according to item 3. The handle grip part is provided with a head on one side of the longitudinal direction and a butt part on the other side, and a razor head incorporating a blade is provided on the head of the grip part. The head part and the butt part are the abdominal part which is the abdominal side where the cutting edge of the blade body faces, the back part which is the back side opposite to the abdominal side, and the side parts which are both sides in the extending direction of the cutting edge. And between
When the abdomen of one gripping part and the back part of the other gripping part of the grips of the pair of handles are overlapped with each other, the overlapping part of the abdomen and the overlapping part of the back that face each other are detachably engaged with each other, A razor characterized in that, in a razor head provided in one gripping part, a cap placed on the razor head main body is applied to the back side of the head of the other gripping part.   A razor characterized in that when gripping portions of a plurality of handles are overlapped with each other and overlapping portions of the gripping portions facing each other are detachably engaged with each other, the bottom portions of the gripping portions are aligned with each other.

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