JP2011019558A - Handle of razor - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a handle of a razor in which a finger contact body exposed from a grip portion on the front side of a handle body can be easily provided at a low cost. <P>SOLUTION: For the handle of the razor, the finger contact body 12 whose hardness is lower than that of the grip portion 8 exposed between a head portion 6 and a butt portion 7 on the handle body 3 is exposed at the grip portion 8 and provided. For the finger contact body 12, a plurality of divided pieces 13 and 14 separated from each other are mutually arranged in a circumferential direction relative to the longitudinal direction of the handle body 3, and end edge parts of both divided pieces 13 and 14 adjacent to each other in the circumferential direction in the finger contact body 12 are brought into press contact with each other in the circumferential direction and continued. A molding space for continuing the respective divided pieces 13 and 14 with each other inside the grip portion 8 is not needed, the structure of a molding die for forming the finger contact body 12 and the grip portion 8 is simplified, and the amount of a material for forming the finger contact body 12 and the grip portion 8 is reduced. Thus, the finger contact body 12 exposed from the grip part 8 on the handle body 3 is easily provided at a low cost for each of the respective divided pieces 13 and 14, a gap between the end edge parts of both divided pieces 13 and 14 is eliminated, the respective divided pieces 13 and 14 are integrated, and a function as the finger contact body 12 is improved. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a handle for a razor provided with a finger holder exposed from a grip portion on the front side of a handle body.

  Conventionally, for example, as shown in Patent Document 1 below, a razor handle is exposed between the head and the buttocks on the front side of the handle body (hard resin) extending in the longitudinal direction connecting the head and the buttocks. A finger holder (soft resin) having a hardness lower than that of the gripping portion to be formed is continuously formed integrally with each other in the gripping portion, and a part of the fingertip body is exposed as a finger contact surface on the back side and the abdomen side of the handle body, for example. Then, they are arranged in the circumferential direction and the longitudinal direction.

Japanese Patent Laid-Open No. 2003-311048

  In the above-mentioned Patent Document 1, since the finger bodies having a plurality of finger contact surfaces that are arranged side by side and exposed in the circumferential direction in the handle body are continuously formed integrally with each other in the grip portion, the finger contact surfaces are mutually formed in the grip portion. There is a problem in that a continuous molding space is required, the structure of a molding die for forming the molding space is complicated, and the amount of soft resin injected into the molding space increases, resulting in an increase in material cost. In addition, in the case of a razor handle in which a weight is accommodated in the accommodation chamber in the handle body, a very slight gap is provided between the weight and the accommodation chamber so that the weight can be easily accommodated in the accommodation chamber. Although it is supported, if the gap becomes too large due to a manufacturing error or the like, there is a possibility that an irritating sound may be generated in the handle body due to the movement of the weight.

  An object of the present invention is to provide a razor handle that can solve such a problem and can easily and inexpensively provide a finger holder exposed from a gripping portion on the front side of the handle body. The present invention also provides a razor capable of preventing the generation of harsh sounds by buffering the movement of the weight housed in the handle body using a finger holder exposed from the gripping portion on the front side of the handle body. The aim is to provide a handle.

The present invention will be described with reference to the reference numerals of the drawings (FIGS. 1 to 11) of the embodiments described later.
In the handle of the razor according to the first aspect of the present invention, from the grip portion 8 exposed between the head portion 6 and the butt portion 7 on the front side of the handle body 3 extending in the longitudinal direction connecting the head portion 6 and the butt portion 7. Also, a finger holder 12 having a low hardness is provided so as to be exposed by the grip portion 8. The finger holder 12 is formed by arranging divided pieces 13 and 14 that are separated from each other and divided in the circumferential direction with respect to the longitudinal direction of the handle body 3. This circumferential direction is a direction in which the outer peripheral surface of the gripping portion 8 extends on a surface that intersects the longitudinal direction. The divided pieces 13 and 14 formed separately from the gripping portion 8 of the handle body 3 may be assembled to each other, but the divided pieces 13 and 14 of the finger holder 12 are attached to the gripping portion 8 of the handle body 3. You may form integrally.

  In the invention of claim 1, the divided pieces 13 and 14 that are separated from each other and are divided into a plurality of parts are arranged in the circumferential direction of the handle body 3 to constitute the finger holder 12. The molding structure for forming the finger holder 12 and the grip 8 is simpler than that of the prior art, and the finger holder 12 and the grip 8 are not required. The amount of the material forming can be reduced. Therefore, the finger holder 12 exposed from the grip 8 on the front side of the handle body 3 can be provided easily and inexpensively for each of the divided pieces 13 and 14.

  In the invention of claim 2 premised on the invention of claim 1, the edge portions 16, 40 of the divided pieces 13, 14 adjacent to each other in the circumferential direction among the divided pieces 13, 14 of the finger holder 12 are as follows: The contact surfaces 22 and 45 are continuously in contact with each other in the circumferential direction. In the invention of claim 2, although the finger holder 12 is divided into a plurality of divided pieces 13, 14, the divided pieces 13, 14 are continuously in contact with each other in the circumferential direction of the grip portion 8 of the handle body 3. The function as the finger holder 12 can be enhanced by providing the finger holder 12 in a wide circumferential angle range θ12.

  In the invention of claim 3 premised on the invention of claim 2, the edge portions 16 and 40 of the two divided pieces 13 and 14 adjacent to each other in the circumferential direction use, for example, the elasticity of the divided pieces 13 and 14 themselves. Are in pressure contact with each other. The direction of pressure contact is not particularly limited. For example, in the handle body 3, circumferential pressure contact between the contact surfaces 22 and 45, longitudinal pressure contact between the contact surfaces 23 and 46, or between the contact surfaces 21 and 48 may be used. It may be pressure contact in the width direction. In the invention of claim 3, in the finger holder 12 in which the divided pieces 13, 14 are in contact with each other in the circumferential direction of the gripping portion 8 of the handle body 3, between the end edges 16, 40 of the divided pieces 13, 14. By press-contacting with each other, the gap between the edge portions 16 and 40 of both divided pieces 13 and 14 adjacent to each other in the circumferential direction is eliminated, and the divided pieces 13 and 14 are integrated to enhance the function as the finger holder 12. Can do.

  In the invention of claim 4 based on the invention of claim 2 or claim 3, one edge 16 and the other of the edges 16, 40 of the two divided pieces 13, 14 adjacent to each other in the circumferential direction are provided. The end edge portion 40 has contact surfaces 21 and 48 that contact each other in the width direction intersecting the longitudinal direction of the handle body 3. In the invention according to claim 4, in the finger holder 12 in which the divided pieces 13 and 14 are continuously in contact with each other in the circumferential direction of the gripping portion 8 of the handle body 3, the end edges 16 and 40 of the divided pieces 13 and 14 are formed. The contact surfaces 21 and 48 function as a finger holder 12 by integrating the divided pieces 13 and 14 without any gap between the edge portions 16 and 40 of the divided pieces 13 and 14 adjacent to each other in the circumferential direction. Can be increased.

  In the handle of the razor according to the fifth aspect of the present invention, the grip portion 8 exposed between the head portion 6 and the butt portion 7 on the front side of the handle body 3 extending in the longitudinal direction connecting the head portion 6 and the butt portion 7 is used. Also, a finger holder 12 having a low hardness is provided so as to be exposed by the grip portion 8. Nipping parts 51c, 51a, 51d provided on the weight 51 accommodated and supported in the accommodating chamber 57 provided in the handle main body 3, and holding parts 37, 35, 53, 52, 34b provided on the holding part 8 The buffer portions 32, 28, 44, and 27 a provided on the finger holder 12 are interposed therebetween. The clamping parts 51c, 51a, 51d, the clamping parts 37, 35, 53, 52, 34b and the buffer parts 32, 28, 44, 27a are simply provided integrally with the weight 51, the gripping part 8, and the finger holder 12. Alternatively, a separate part may be attached.

  In the invention of claim 5, even when the weight 51 is accommodated in the accommodating chamber 57 in the handle body 3 in order to improve the grasping balance of the handle body 3 and make it easier to grasp the handle body 3, for example, the finger holder 12 itself The buffer portions 32, 28, 44, and 27 a using the elasticity of the material make it easy to store the weight 51 in the storage chamber 57, and the movement of the weight 51 is buffered in the storage chamber 57 to cause an annoying sound caused by the movement of the weight 51. Can be prevented.

Next, technical ideas other than the claims will be described with reference to the reference numerals in the drawings of the embodiments.
In the sixth invention premised on the invention of claim 2 or claim 3 or claim 4, the edge portions 16 and 40 of the two divided pieces 13 and 14 adjacent to each other in the circumferential direction are both divided in different directions. A plurality of contact surfaces 21, 22, 23, 45, 46, and 48 that restrict displacement between the edge portions 16 and 40 of the pieces 13 and 14 are provided. In the sixth invention, the plurality of contact surfaces 21, 22, 23, 45, 46, 48 eliminate the positional deviation between the end edges 16, 40 of the both divided pieces 13, 14 in each direction, and thereby each divided piece 13 , 14 can be integrated, and the function as the finger holder 12 can be enhanced.

  In the seventh invention based on the sixth invention, the contact surfaces at the edge portions 16 and 40 of the two split pieces 13 and 14 adjacent to each other in the circumferential direction are contact surfaces 23 that regulate displacement in the longitudinal direction. , 46, contact surfaces 21 and 48 that restrict positional deviation in the width direction intersecting the longitudinal direction, and contact surfaces 22 and 45 that regulate circumferential positional deviation. In the seventh invention, each contact surface 21, 22, 23, 45, 46, 48 causes the positional deviation between the edge portions 16, 40 of both divided pieces 13, 14 in the longitudinal direction, the width direction, and the circumferential direction. Without this, the divided pieces 13 and 14 can be integrated to enhance the function as the finger holder 12.

  In the invention of claim 2 or claim 3 or claim 4, or the eighth invention based on the sixth or seventh invention, a circumferential angle range θ12 in which the finger holder 12 extends in the circumferential direction. (= Θ15 + θ14) is set to be more than 180 degrees and 360 degrees or less. In the eighth invention, even though the finger holder 12 is divided into a plurality of divided pieces 13 and 14, the divided pieces 13 and 14 are in contact with each other in the circumferential direction of the gripping portion 8 of the handle body 3. The function as the finger holder 12 can be enhanced by providing the body 12 in a wide circumferential angle range θ12 set to be more than 180 degrees and 360 degrees or less.

  In the ninth invention based on the eighth invention, the circumferential angle ranges θ15 and θ14 in which the divided pieces 13 and 14 of the finger holder 12 extend in the circumferential direction are set to 180 degrees or less. In the ninth invention, the circumferential angle ranges θ15, θ14 of the respective divided pieces 13, 14 are suppressed to 180 degrees or less to facilitate the formation of the divided pieces 13, 14.

  In the invention of claim 2 or claim 3 or claim 4 or the tenth invention based on any one of the sixth to ninth inventions, the two divided pieces 13 adjacent to each other in the circumferential direction. , 14 of the edge portions 16 and 40, the protrusion 26 provided exposed on the outer peripheral surface 19 of one end edge portion 16 and the protrusion 50 provided exposed on the outer peripheral surface 41 of the other end edge portion 40. Were made continuous with each other. In the tenth invention, although the finger holder 12 is divided into a plurality of divided pieces 13, 14, the protruding portion 26 is formed between the edge portions 16, 40 of the divided pieces 13, 14 adjacent to each other in the circumferential direction. , 50 can be made continuous with each other to enhance the function of the finger holder 12.

  In the invention according to any one of claims 1 to 4 or the eleventh invention based on any one of the sixth to tenth inventions, the finger holder 12 At least one of the divided pieces 13, 14 has a divided portion 43 that is divided into a plurality of portions in the circumferential direction, and a bridging portion 44 in which both divided portions 43 that are adjacent to each other in the circumferential direction are connected to each other. The bridging portion 44 is pressed by the locking portion 52 provided in the gripping portion 8 and each partition portion 43 is exposed. In the eleventh aspect of the invention, it is possible to hold the split piece 14 on the gripping portion 8 by pressing the bridging portion 44 between the two partition portions 43 of the split piece 14 by the locking portion 52 of the gripping portion 8.

  In the invention of any one of claims 1 to 4 or the twelfth invention based on any one of the sixth to eleventh inventions, the finger holder 12 Each of the divided pieces 13 and 14 is formed of a resin, and the gate portion 25 that protrudes from the divided piece 13 at the time of forming is concealed inside the grip portion 8. In the twelfth invention, the gate portion 25 generated in the divided piece 13 at the time of molding can be concealed without performing the removing process or by minimizing the removing process.

  In the invention according to any one of claims 1 to 4 or the thirteenth invention based on any one of the sixth to twelfth inventions, the finger holder 12 Is provided on the side of the head 6 near the head 6 of the handle body 3 at the grip 8 of the handle body 3. In the thirteenth invention, the handle body 3 can be gripped by placing a finger on the finger holder 12 on the head 6 side of the handle body 3.

  In a fourteenth aspect based on the thirteenth aspect, at least one of the divided pieces 13 and 14 of the finger holder 12 has at least one divided piece 13 other than the main portion 15 arranged in the circumferential direction of the handle body 3. An extending portion 17 extending from the main body portion 15 toward the buttocks 7 is provided. In the fourteenth invention, the handle body 3 can be gripped by applying a finger to the extending portion 17 in addition to the main portion 15 of the divided piece 13 of the finger holder 12.

  In the fifteenth invention based on any one of the inventions of claims 1 to 4 or any one of the sixth to fourteenth inventions, the finger holder 12 The split piece 13 has a holding portion 29 that is pressed by locking portions 35 and 53 provided in the grip portion 8. In the fifteenth aspect, the divided piece 13 of the finger holder 12 can be held by the locking portions 35 and 53 of the grip portion 8.

  In the invention according to any one of claims 1 to 4 or the sixteenth invention based on any one of the sixth to fifteenth inventions, in the handle body 3 The weight 51 was accommodated and supported in the accommodation chamber 57 provided in FIG. In the sixteenth invention, the handle body 3 can be easily gripped by improving the grip balance of the handle body 3.

  In the invention according to any one of claims 1 to 4 or the seventeenth invention based on any one of the sixth to fifteenth inventions, in the handle body 3 Between the holding portions 51c, 51a, 51d provided on the weight 51 received and supported in the storage chamber 57 provided in the holding chamber 57, and the holding portions 37, 35, 53, 52, 34b provided on the gripping portion 8. Buffer portions 32, 28, 44, and 27a are interposed. In the seventeenth invention, even when the weight 51 is accommodated in the accommodating chamber 57 in the handle body 3 in order to improve the grasping balance of the handle body 3 and make it easier to grasp the handle body 3, for example, the finger holder 12 itself The buffer portions 32, 28, 44, and 27 a using elasticity make it easy to store the weight 51 in the storage chamber 57, and the movement of the weight 51 is buffered in the storage chamber 57 to prevent annoying sound generated by the movement of the weight 51. Occurrence can be prevented.

  In the invention of claim 5 or the eighteenth invention based on the seventeenth invention, the buffer portions 32, 28, 44, and 27a of the finger holder 12 are the clamping portions 51c, 51a, and 51d of the weight 51 and the gripping portion 8 Are compressed using, for example, the elasticity of the finger holder 12 itself between the holding portions 37, 35, 53, 52, and 34b. In the eighteenth aspect, the buffer function can be improved by compressing the buffer portions 32, 28, 44, and 27a.

  In a nineteenth aspect based on the eighteenth aspect, a plurality of buffer portions 32, 28, 44, and 27a of the finger holder 12 are provided apart from each other. In the nineteenth invention, the buffer function for the weight 51 can be improved by the plurality of buffer portions 32, 28, 44, 27 a spaced apart from each other.

  In the twentieth invention based on the eighteenth invention or the nineteenth invention, the buffer portions 32, 28, 44, and 27a of the finger holder 12 are disposed on both sides of the weight 51 (the back side component 4 of the handle body 3). It is provided on the back side of the weight 51 facing inward and on the ventral side of the weight 51 facing the inside of the ventral part 5 of the handle body 3 and on both sides in the width direction of the weight 51. In the twentieth invention, the buffer function with respect to the weight 51 can be improved by the plurality of buffer portions 32, 28, 44, 27 a on both sides of the weight 51.

  According to the present invention, in the handle 2 of the razor 1, the finger holder 12 exposed from the grip portion 8 on the front side of the handle body 3 can be provided for each of the divided pieces 13 and 14 easily and inexpensively. Further, the present invention uses the finger holder 12 exposed from the gripping portion 8 on the front side of the handle body 3 in the handle 2 of the razor 1 to buffer the movement of the weight 51 accommodated in the handle body 3 and to be harsh. Generation of noise can be prevented.

(A) (b) is a perspective view which shows the razor provided with the handle concerning this embodiment, respectively. (A) is a top view which shows the dorsal side split piece of a finger holder, (b) is also a side view, (c) is also a bottom view, (d) is also A1- of (a). It is a longitudinal cross-sectional view in the A1 line, (e) is a horizontal end view similarly in the A2-A2 line of (a), (f) is a horizontal end view in the same A3-A3 line of (a). (A) is a top view which shows the back part of a handle body, (b) is also a side view, (c) is also a bottom view, (d) is a B1-B1 line of (a). (E) is a lateral end view taken along line B2-B2 in (a), and (f) is a lateral end view taken along line B3-B3 in (a). (A) is a top view which shows the state which assembled | attached the back side division | segmentation piece of the finger holder to the back side components of the handle | steering-wheel main body, (b) is a side view similarly, (c) is a bottom view similarly. 4A is a longitudinal sectional view taken along line C1-C1 in FIG. 4A, FIG. 4B is a lateral end view taken along line C2-C2 in FIG. 4A, and FIG. It is a lateral end view in the line C3-C3 of FIG. (A) is a top view which shows the ventral | segmentation piece of a finger holder, (b) is also a side view, (c) is also a bottom view, (d) is also D1- of (a). It is a longitudinal cross-sectional view in D1 line, (e) is a horizontal end view in D2-D2 line of (a) similarly. (A) is a top view which shows the state which assembled | attached the weight and the abdominal part piece of the finger holder after attaching the back part piece of the finger holder to the back part of the handle body, (b) It is a side view, (c) is a bottom view similarly. 7A is a longitudinal sectional view taken along line E1-E1 in FIG. 7A, FIG. 7B is a lateral end view taken along line E2-E2 in FIG. 7A, and FIG. It is a horizontal end view in the E3-E3 line of). (A) is a top view which shows the ventral part of a handle body, (b) is also a side view, (c) is also a bottom view, (d) is the F1-F1 line of (a). (E) is a lateral end view taken along line F2-F2 in (a), and (f) is a lateral end view taken along line F3-F3 in (a). (A) is a top view which shows the state which assembled | attached the abdominal part of the handle | steering-body body after the back | dorsal part piece of a finger holder, the weight, and the abdominal part of the finger holder were assembled | attached to the back part of the handle body. (B) is a side view, and (c) is a bottom view. (A) is a longitudinal sectional view taken along line G1-G1 in FIG. 10 (a), (b) is a lateral end view taken along line G2-G2 in FIG. 10 (a), and (c) is shown in FIG. It is a lateral end view in line G3-G3 of FIG.

Hereinafter, a handle of a razor according to an embodiment of the present invention will be described with reference to the drawings.
In the handle 2 of the razor 1 shown in FIG. 1, the handle body 3 to which the back part 4 shown in FIG. 3 and the abdomen part 5 shown in FIG. A grip 8 is exposed between the head 6 and the buttocks 7 on the front side of the handle body 3. The back side component 4 and the ventral side component 5 are separated from each other by a hard resin and molded separately. An opening / closing mechanism (not shown) is built in the head 6 of the handle body 3, and a pusher 9 and a support arm 10, which are a part of the opening / closing mechanism, are juxtaposed from the left and right sides of the front end of the head 6. .

  In the handle 2 of the razor 1 shown in FIGS. 1 and 10, a replaceable blade head 11 is supported by the left and right support arms 10 at the front end portion of the head 6 of the handle body 3, and is elastic by the left and right pushers 9. It is pushed forward. The replaceable blade head 11 can swing about the head 6 by rotating around the left and right support arms 10 against the elastic force of the left and right pushers 9. As the left and right support arms 10 are opened and closed, the replaceable blade head 11 can be attached to and detached from the head 6.

  Further, in the handle 2 of the razor 1 shown in FIG. 1, the finger holder 12 exposed at the grip portion 8 of the handle main body 3 includes a back-side divided piece 13 shown in FIG. 2 and a ventral-side divided piece 14 shown in FIG. The back-side divided piece 13 is attached to the back-side component 4 side of the handle body 3, and the abdominal-side divided piece 14 is attached to the abdominal-side component 5 side of the handle body 3. The back-side divided piece 13 and the ventral-side divided piece 14 are separated from each other by a soft resin having a hardness lower than that of the hard resin, and are separately molded. The soft resin is, for example, an elastomer, and is preferably set to have a Shore A hardness of 30 to a Shore D hardness of 50.

  As shown in FIG. 2, the back-side divided piece 13 has a circumferential angle range θ15 formed by the outer peripheral surface 19 between both edge portions 16 on both sides in the circumferential direction with respect to the longitudinal direction of the handle body 3 is 180 degrees or less, for example, 180 degrees. It has a set main body 15 and an extending portion 17 extending from the main body 15 toward the buttocks 7 on both sides in the width direction orthogonal to the longitudinal direction of the handle body 3. Notches 20 are formed at the corners between the end surface 18 and the outer peripheral surface 19 at both end edges 16 in the width direction of the main body 15. This notch 20 has an intersecting surface 21 (contact surface) extending continuously from the end surface 18 in the circumferential direction along the longitudinal direction, and an intersecting surface 22 extending from the outer peripheral surface 19 in the width direction along the longitudinal direction ( Contact surface) and a crossing surface 23 (contact surface) continuous to both crossing surfaces 21 and 22 near the boundary between the extended portion 17 and open to face these crossing surfaces 21, 22 and 23. Has been. At the head end portion of the main body portion 15, both side locking portions 24 a are projected forward from the width direction both end edges 16, and the intermediate locking portion 24 b is projected forward between the both side locking portions 24 a, In the intermediate locking portion 24b, the gate portion 25 generated at the time of molding remains protruding forward. On the outer peripheral surface 19 of the main body portion 15, a plurality of finger hook protrusions 26 (finger hook protrusions) extending in the circumferential direction are formed between both edge portions 16 in the width direction and arranged in parallel in the longitudinal direction.

  In the both widthwise extending portions 17, an inner wall 28 (buffer portion) extends in the longitudinal direction via a connecting wall portion 29 (holding portion) inside an outer wall 27 extending continuously in the longitudinal direction from the main body portion 15. Locking grooves 30, 31 are formed between the outer wall 27 and the inner wall 28 on both sides in the circumferential direction across the connecting wall 29, and the inner wall 28 extends inward from the edge of the inner wall 28 in the longitudinal intermediate portion. The protruding plate part 32 (buffer part) protrudes. On the outer surface of the outer wall 27, a plurality of finger hook protrusions 33 (finger hook protrusions) extending in the circumferential direction are juxtaposed in the longitudinal direction. Further, an annular portion 27 a (buffer portion) protrudes inside the outer walls 27 between the main body portion 15 and the inner walls 28.

  As shown in FIG. 3, the back part 4 of the handle body 3 includes a back-side grip 8a continuous from the head 6 and a back-side butt 7a continuous from the back-side grip 8a. In the back side gripping portion 8a, a fitting portion 34 is formed adjacent to the head portion 6 on the head 6 side, and a main concave portion 34a is formed from the outside of the fitting portion 34 to both sides in the width direction. An extension recess 36 is formed adjacent to the outside of the side wall 35 (locking portion, clamping portion) extending from both sides in the width direction of the main recess 34a to the back butt portion 7a, and the inside of the back grip 8a. Further, sandwiching protrusions 37 (clamping portions) are extended in the longitudinal direction adjacent to both side wall portions 35. Locking recesses 38a that communicate with the inside of the head 6 are formed on both sides in the width direction of the main recess 34a, and an opening 38b that communicates with the inside of the head 6 is formed between the locking recesses 38a. Has been. A female shaft portion 34b (clamping portion) is formed inside the back gripping portion 8a at the boundary between the fitting portion 34 and both side wall portions 35, and a support wall portion 39a is formed between the female shaft portions 34b. Is formed. Further, a U-shaped support wall 39b is formed inside the back-side butt 7a. A name plate 39c is fitted on the outside of the back side gripping portion 8a and on the back side butt portion 7a side.

  As shown in FIGS. 4 and 5, in a state where the dorsal split piece 13 is attached to the dorsal part 4, the main portion 15 of the dorsal split piece 13 is fitted from the outside into the main recess 34a of the dorsal gripping portion 8a. The side wall portion 35 of the back side gripping portion 8a is engaged with one of the locking grooves 30 in both the extending portions 17 of the back side divided piece 13 and applied to the connecting wall portion 29, and the outer wall 27 is the side wall portion. The inner wall 28 extends in the longitudinal direction on the inner side of the side wall portion 35 while being fitted in the extending recess 36 of the back side gripping portion 8 a on the outer side of the 35 and extending in the longitudinal direction. Both projecting plate portions 32 of both extending portions 17 of the back-side split piece 13 are applied to both sandwiching protrusions 37 of the back-side gripping portion 8a. Both locking portions 24a of the main portion 15 of the back-side split piece 13 are engaged with both locking recesses 38a of the main recess 34a of the back-side gripping portion 8a. The locking portion 24b of the main portion 15 of the back-side split piece 13 is concealed and locked inside the head 6 from the opening 38b of the main recess 34a of the back-side gripping portion 8a, and the gate located in the locking portion 24b. The portion 25 is concealed inside the head 6 from the opening 38b of the main recess 34a. The ring portions 27a of the extending portions 17 of the back-side split piece 13 are applied to both female shaft portions 34b of the back-side gripping portion 8a.

  As shown in FIG. 6, in the ventral segment 14, the circumferential angle range θ14 formed by the outer peripheral surface 41 between both edge portions 40 on both sides in the circumferential direction with respect to the longitudinal direction of the handle body 3 is 180 degrees or less, for example, Both the partition portions 43 that are set to 180 degrees including the circumferential angle of the groove portion 42 of the outer peripheral surface 41 and are divided into two on both sides in the circumferential direction by the groove portions 42 formed on the outer peripheral surface 41 and face each other. It continues by the bridge | crosslinking part 44 (buffer part) to perform. Both end edges 40 in the width direction of the ventral split piece 14 have an end surface 45 (contact surface) extending in the width direction continuously from the outer peripheral surface 41 and a circumferential direction from the buttocks side of the end surface 45. It has a continuous crossing surface 46 (contact surface), a crossing surface 47 continuous in the circumferential direction from the head side of the end surface 45, and a crossing surface 48 (contact surface) continuous inward from the end surface 45. . A locking plate portion 49 is formed between the both edge portions 40 in the width direction so as to continuously protrude forward from the bridge portion 44 between the two crossing surfaces 47. A plurality of finger hooking ridges 50 (finger hooking protrusions) extending in the circumferential direction between the end edge part 40 and the groove part 42 are juxtaposed in the longitudinal direction on the outer peripheral surface 41 of both partition parts 43.

  As shown in FIGS. 7 and 8, a metal weight 51 is fitted inside the back-side component 4 to which the back-side divided piece 13 is attached, and both widthwise sides of the weight 51 are extended portions of the back-side divided piece 13. In the state of being interposed between the inner walls 28 of the 17, the projecting plate portions 32 of the both extended portions 17 are intermediate portions 51 c (clamping portions) between the head end portion 51 a (clamping portion) and the butt end portion 51 b of the weight 51. Necked portions 51d (clamping portions) that are sandwiched between both sandwiching protrusions 37 of the back-side gripping portion 8a and formed on both sides in the width direction of the weight 51 between the head end portion 51a and the intermediate portion 51c of the weight 51. And the both ring portions 27a of the back-side split piece 13 are sandwiched between the female shaft portions 34b of the back-side gripping portion 8a. Further, the head end portion 51a of the weight 51 is applied to the support wall portion 39a of the back-side gripping portion 8a, and the butt end portion 51b of the weight 51 is applied to the support wall portion 39b of the back-side butt portion 7a. The portion 27a is applied to both the constricted portions 51d, and the movement of the weight 51 in the longitudinal direction is restricted.

  Further, as shown in FIGS. 7 and 8, when the ventral split piece 14 is attached to the dorsal split piece 13 and the dorsal part 4, both end edges 40 of the ventral split piece 14 are dorsal split. It is applied to the both end edges 16 of the main body portion 15 of the piece 13 and is fitted into the notch 20 of the both end edges 16, and the end face 45 of the both end edges 40 is at the intersecting surface 22 of the both end edges 16. The intersecting surface 48 of the both end edges 40 is applied to the intersecting surface 21 of the both end edges 16, and the intersecting surface 46 of the both end edges 40 is applied to the intersecting surface 23 of the both ends edge 16. Each finger-hanging ridge 26 of the back-side divided piece 13 and each finger-hanging ridge 50 of the ventral-side divided piece 14 are continuous with each other at their edge portions 16 and 40. Further, the inner side of the bridging portion 44 of the ventral split piece 14 is applied to the head end portion 51 a of the weight 51, and the locking plate portion 49 of the ventral split piece 14 is applied to the inner side of the head 6 of the dorsal part 4. I will be dismissed.

  As shown in FIG. 9, the ventral part 5 of the handle body 3 includes a ventral plate 6 a that forms a part of the head 6 and is connected to the ventral plate 6 a via a connecting bridge part 52 (clamping part, locking part). It consists of a gripping portion 8b and a ventral side butt portion 7b continuous from the ventral side gripping portion 8b. Notches 52a are formed between the abdominal plate 6a and the abdomen gripping portion 8b on both sides of the connecting bridge portion 52 in the width direction. On both sides in the width direction inside the ventral gripping portion 8b, recessed portions extending adjacent to the outside of the side wall portion 53 (locking portion, clamping portion) formed between the notch 52a and the ventral tail portion 7b. 54 is formed, and a male shaft portion 55 is formed between the notch 52 a and the side wall portion 53. Further, a pressing wall portion 56 is formed inside the ventral side butt portion 7b, and an end portion 56a of the pressing wall portion 56 is pointed in a mountain shape.

  As shown in FIGS. 10 and 11, in the state where the ventral part 5 is attached to the dorsal split piece 13, the ventral split piece 14, and the dorsal part 4, the heat generated by the application of fine ultrasonic vibration and pressure. By welding, the dorsal gripping portion 8a of the dorsal part 4 and the ventral gripping part 8b of the ventral part 5 are joined together as the gripping part 8, and the dorsal buttocks 7a of the dorsal part 4 and the belly of the ventral part 5 are joined together. The side buttocks 7 b are joined to each other as the buttocks 7, and the weight 51 is housed in the housing chamber 57 between the back part 4 and the ventral part 5. Therefore, the circumferential angle range θ12 (= θ15 + θ14) in which the finger holder 12 extends in the circumferential direction exceeds 180 degrees and is 360 degrees or less, for example, including the circumferential angle of the groove 42 in the outer circumferential surface 41 of the ventral split piece 14. 360 degrees is set. At that time, the connecting bridge portion 52 of the ventral gripping portion 8b is fitted into the groove portion 42 of the ventral split piece 14, and the bridging portion 44 of the ventral split piece 14 is connected to the connecting bridge portion 52 and the head end portion 51a of the weight 51. The both partition portions 43 of the ventral split piece 14 are exposed at the notches 52a on both sides of the connecting bridge portion 52, and the abdominal plate 6a continuous from the connecting bridge portion 52 is the dorsal part 4. The locking plate portion 49 of the ventral split piece 14 is concealed inside the abdominal plate 6a. In the two extending portions 17 of the back-side split piece 13, the side wall portion 53 of the abdominal gripping portion 8 b is engaged with the other locking groove 31 and applied to the connecting wall portion 29, and the outer wall 27 is connected to the side wall portion 53. The inner wall 28 extends in the longitudinal direction on the inner side of the side wall portion 53 while being fitted in the extending recess 54 on the outer side and extending in the longitudinal direction. The inner walls 28 are sandwiched between both sides in the width direction of the weight 51 and both side wall portions 35 of the back side gripping portion 8a and both side wall portions 53 of the ventral side gripping portion 8b. The bottom end portion 51b of the weight 51 is sandwiched between the back side bottom portion 7a and the end portion 56a of the pressing wall portion 56 of the ventral side bottom portion 7b. When the dorsal part 4 and the ventral part 5 are joined together by the above-described fine ultrasonic vibration and heat welding accompanying the application of pressure, the back-side gripping part 8a and the ventral gripping are slightly crushed at the end 56a. The holding state of the weight 51 with the portion 8b can be adjusted. For example, when the looseness of the sandwiched state is large, the squeezing amount of the end portion 56a is reduced, and when the looseness is small, the squeezing amount of the end portion 56a is increased. Both male shaft portions 55 of the ventral side gripping portion 8b are inserted into both female shaft portions 34b of the back side gripping portion 8a through both ring portions 27a of the dorsal split piece 13, and this ring portion 27a is connected to the female shaft portion 34b and the male shaft. The both extended portions 17 of the back-side split piece 13 are not easily detached from the back-side gripping portion 8a.

  Note that the weight of the handle 2 is set to about 30 g, and in the handle main body 3 of the handle 2, the total length in the longitudinal direction from the head 6 to the buttocks 7 through the grip 8 is set to about 135 mm. ing.

This embodiment has the following effects.
* Since the finger holder 12 is formed by arranging the divided pieces 13 and 14 separated from each other in the circumferential direction of the handle main body 3, a molding space in which the divided pieces 13 and 14 are continuous with each other in the grip 8. The structure of the mold for forming the finger holder 12 and the grip portion 8 is simpler than that of the prior art, and the amount of material forming the finger holder 12 and the grip portion 8 is not required. Can be reduced. Therefore, the finger holder 12 exposed from the grip 8 on the front side of the handle body 3 can be provided easily and inexpensively for each of the divided pieces 13 and 14.

  * In the finger holder 12 in which the divided pieces 13 and 14 are arranged in the circumferential direction of the grip portion 8 of the handle body 3, the end edges 16 and 40 of the divided pieces 13 and 14 adjacent to each other in the circumferential direction are contact surfaces. Even though the finger holder 12 is divided into a plurality of divided pieces 13 and 14 because they are continuous in contact with each other in the circumferential direction by the (intersecting surface 22 of the edge portion 16 and the end surface 45 of the edge portion 40). The finger holder 12 can be provided in a wide circumferential angle range. Therefore, the function as the finger holder 12 can be enhanced and the usability can be improved.

  * In the finger holder 12 in which the divided pieces 13 and 14 are in contact with each other in the circumferential direction of the grip portion 8 of the handle body 3, the edge portions 16 and 40 of the divided pieces 13 and 14 adjacent to each other in the circumferential direction are Utilizing the elasticity of the divided pieces 13 and 14 themselves, they are brought into pressure contact with each other in the circumferential direction by the contact surfaces (the intersecting surface 22 of the end edge portion 16 and the end surface 45 of the end edge portion 40). In addition, the contact surfaces of the edge portions 16 and 40 of the two divided pieces 13 and 14 that are adjacent to each other in the circumferential direction (the intersecting surface 21 of the edge portion 16 and the intersecting surface 48 of the edge portion 40) are in contact with each other in the width direction. The contact surfaces of the edge portions 16 and 40 of the two divided pieces 13 and 14 that are adjacent to each other in the circumferential direction (the intersection surface 23 of the edge portion 16 and the intersection surface 46 of the edge portion 40) are in contact with each other in the longitudinal direction. Accordingly, there is no gap between the edge portions 16 and 40 of the two divided pieces 13 and 14 that are adjacent to each other in the circumferential direction, and the divided pieces 13 and 14 are integrated to enhance the function as the finger holder 12 and improve usability. Can be better.

  * Since the finger holder 12 is provided on the side of the head 6 to which the finger is applied when gripping the grip portion 8 of the handle body 3 in both the forward shave that shave from top to bottom and the reverse shave that shave from bottom to top, Usability can be improved.

* Since the weight 51 is housed in the housing chamber 57 in the handle body 3, the grip balance of the handle body 3 can be improved and the handle body 3 can be easily gripped.
* A buffer part (the projecting plate part 32, the inner wall 28, the bridging part 44, the ring part 27a) using the elasticity of the finger holder 12 itself exposed from the gripping part 8 on the front side of the handle body 3 is used as a clamping part (intermediate part). Part 51c, head end part 51a, constricted part 51d) and the holding part (holding protrusion 37, side wall part 35, side wall part 53, connecting bridge part 52, female shaft part 34b) of grip part 8 Therefore, the weight 51 can be easily accommodated in the accommodation chamber 57 in the handle body 3, and the weight can be accommodated in the accommodation chamber 57 by the buffer portion (the protruding plate portion 32, the inner wall 28, the bridging portion 44, and the ring portion 27 a). The movement of 51 can be buffered to prevent the generation of an annoying sound caused by the movement of the weight 51.

For example, the following embodiment may be configured as follows.
In the above embodiment, the replaceable blade head 11 is detachably supported with respect to the head 6 of the handle body 3. However, the replaceable blade may be integrally assembled to the head of the handle body.

  In the above-described embodiment, the end edges 16 and 40 of the two divided pieces 13 and 14 adjacent to each other in the circumferential direction are continuous in contact with each other in the circumferential direction, but there is a gap between the end edges of the two divided pieces. The grip portion may be exposed.

In the above embodiment, the finger holder 12 is configured by two divided pieces including the back-side divided piece 13 and the ventral-side divided piece 14, but the finger holder may be formed by three or more divided pieces.
In the back-side divided piece 13 of the above embodiment, the both extended portions 17 are formed continuously from the main body portion 15, but the both extended portions 17 may be omitted. Further, not only the dorsal split piece 13 but also the ventral split piece may be provided with both extending portions, or both the extending portions 17 of the dorsal split piece 13 may be omitted and only the ventral split piece may be provided with both extending portions. It may be provided.

  In the embodiment, a part of the finger holder 12 in which the main body portion 15 and the ventral side divided piece 14 of the back side divided piece 13 are arranged in the circumferential direction is the head 6 side close to the head 6 of the handle body 3 in the grip portion 8. However, it is provided on at least one of the intermediate part between the head 6 side of the gripping part 8 and the head part 6 and the butt part 7 of the handle body 3 and the butt part 7 side, You may provide in the whole holding part 8. FIG.

In the above embodiment, the weight 51 is accommodated between the back part 4 and the abdominal part 5 in the handle body 3. However, when the weight is not accommodated, the back part and the abdominal part may be provided integrally. .
-The back side piece of the handle body that is integrally molded with the back side divided piece and the one that is formed of the abdominal side piece of the handle body that is integrally formed with the abdominal side divided piece may be assembled together.

  DESCRIPTION OF SYMBOLS 1 ... Razor, 2 ... Handle, 3 ... Handle body, 6 ... Head part of handle body, 7 ... Bottom part of handle body, 8 ... Grip part of handle body, 12 ... Finger holder of grip part, 13 ... Finger holder Back side divided piece of body, 16 ... edge portion of back side divided piece, 14 ... ventral side divided piece of finger holder, 27a ... ring part (buffer part), 28 ... inner wall (buffer part), 32 ... projecting plate part (Buffer part), 34b ... female shaft part (clamping part), 35 ... side wall part (clamping part), 37 ... clamping ridge (clamping part), 40 ... end edge part of ventral split piece, 44 ... bridging part ( Buffer portion), 51... Weight, 51a... Weight end portion (clamping portion), 51c... Weight intermediate portion (clamping portion), 51d... Constriction portion (clamping portion), 52. , Locking portion), 53... Side wall portion (clamping portion), 57...

Claims (5)

A razor provided with a finger holder having a lower hardness than the gripping part exposed between the head and the bottom part on the front side of the handle body extending in the longitudinal direction connecting the head part and the buttocks part. The handle of the razor according to the present invention is characterized in that the finger holder is obtained by arranging a plurality of divided pieces separated from each other in the circumferential direction with respect to the longitudinal direction of the handle body. 2. The razor handle according to claim 1, wherein edge portions of both divided pieces adjacent to each other in the circumferential direction among the divided pieces of the finger holder are continuously in contact with each other in the circumferential direction. The handle of the razor according to claim 2, wherein edge portions of the two divided pieces adjacent to each other in the circumferential direction are pressed against each other. One end edge part and the other end edge part of the two edge parts adjacent to each other in the circumferential direction have contact surfaces that contact each other in the width direction intersecting the longitudinal direction of the handle body. The razor handle according to claim 2, wherein the razor handle is provided. A razor provided with a finger holder having a lower hardness than the gripping part exposed between the head and the bottom part on the front side of the handle body extending in the longitudinal direction connecting the head part and the buttocks part. In the handle, a buffer provided in the finger holder is interposed between a holding part provided in a weight housed and supported in a storage chamber provided in the handle body and a holding part provided in the gripping part. A razor handle characterized by having been made.

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