CN1245281C - Electric shaver - Google Patents
Electric shaver Download PDFInfo
- Publication number
- CN1245281C CN1245281C CN 02126180 CN02126180A CN1245281C CN 1245281 C CN1245281 C CN 1245281C CN 02126180 CN02126180 CN 02126180 CN 02126180 A CN02126180 A CN 02126180A CN 1245281 C CN1245281 C CN 1245281C
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- CN
- China
- Prior art keywords
- transverse rod
- fixed transverse
- cutter
- knife block
- electric shaver
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The invention provides a very simply-structured easy-to-assemble electric razor at a lower manufacturing cost and to fix an outer blade firmly while allowing its detachment. This electric razor is provided with the outer blade 4 connecting a mesh blade 4B to a holder 4A and a blade frame 2 connecting with the outer blade 4 removably. In the blade frame 2, a pair of end part walls 2A facing the both end parts of the outer blade 4 are connected together by a connection part 2B, and the outer blade 4 is connected between a pair of end part walls 2A. The blade frame 2 is provided with a locking horizontal bar 5 arranged in parallel to the connection part 2 and an elastic body 6 elastically pressing the locking horizontal bar 5 to the holder 4A of the outer blade 4. In the locking horizontal bar 5 and the outer blade 4, a locking projection part 8 is arranged in one of them, and a locking recess part 7 for locking the locking projection part 8 is arranged in the other. The locking horizontal bar 5 is pressed to the inside face of the holder 4A of the outer blade 4 to connect the outer blade 4 to the blade frame 2.
Description
Technical field
The present invention relates to the electric shaver that outer cutter can link removably on knife block.
Background technology
When electric shaver used, the beard bits can be accumulated in the inboard of cutter outside, and in order to clean these beard bits, outer cutter can link on knife block removably.Cutter in outer cutter slides along inner face cuts off the beard that inserts in the outer cutter palpus hole by interior cutter.If produce the slit between interior cutter and the outer cutter, then can not cut off beard expeditiously.Therefore, the outer cutter after being disassembled, it is extremely important to install back the assigned position this point.It is also very important to dismantle this point in addition simply.
Outer cutter can be on the books in Japanese Unexamined Patent Application Publication 2000-516116 number at the electric shaver of dismounting on the knife block.As shown in Figure 1, the knife block 20 of this electric shaver is provided with elastic protrusion part 21, guides the recess (figure do not show) of this elastic protrusion part 21 to be arranged on the inner face of tool rest 22A of outer cutter 22.Elastic protrusion part 21 is pushed out laterally by built-in pushing spring (figure does not show).If this electric shaver is installed in outer cutter 22 on the knife block 20, flexibly outstanding on the recess of the inner face of elastic protrusion part 21 in tool rest 22A, outer cutter 22 can not be linked from knife block 20 with extracting.
The speciality of electric shaver shown in Figure 1 is the dismounting simply of outer cutter.But the electric shaver of this structure is very complicated with the mechanism that elastic protrusion part elasticity is provided with highlightedly, also has, owing to very small part will be assembled on the very narrow and small part shortcoming of taking time and energy very much when having assembling.Also have, through using for a long time,, exist to be difficult to outer cutter is attached at shortcoming on the knife block securely if this elastic protrusion part can not be come in and gone out swimmingly.
The present invention is the invention of developing in order to solve these shortcomings.Free-revving engine of the present invention is: provide a kind of and can assemble, reduce manufacturing cost simply, outer cutter ground and removable electric shaver can be installed securely by extremely simple mechanism.
Summary of the invention
Electric shaver of the present invention has net cutter 4B is attached at outer cutter 4 and dismantled and assembled knife block 2 that should outer cutter 4 on the tool rest 4A.Knife block 2 with the right position of the both ends of the surface of outer cutter 4 on have a pair of end wall 2A in, link a pair of end wall 2A by linking part 2B, end wall 2A protrudes in linking part 2B ground and is provided with, cutter 4 outside the binding between a pair of end wall 2A.And knife block 2 has fixed transverse rod 5 and elastic component 6, and this fixed transverse rod 5 sets abreast with linking part 2B and forms, and this elastic component 6 is flexibly released the tool rest 4A of fixed transverse rod 5 towards the outer cutter 4 that is installed in the outside.Fixed transverse rod 5 is provided in the position of facing with outer cutter 4 inner faces.In fixed transverse rod 5 and the outer cutter 4 either party is provided with fixedly protuberance 8, and the opposing party is provided with and fixes the fixedly attachment recess 7 of protuberance 8.Fixed transverse rod 5 is flexibly pushed on the inner face of the tool rest 4A of cutter 4 outside by elastic component 6, outer cutter 4 is linked with knife block 2.
The a pair of fixed transverse rod 5 that knife block 2 will be separated from each other sets abreast with the linking part 2B of both sides, can link the helical spring 6A as elastic component 6 in the end of two fixed transverse rods 5.This knife block 2 makes helical spring 6A that fixed transverse rod 5 is flexibly pushed to link outer cutter 4 on the inner face of the tool rest 4A of cutter 4 outside.Elastic component 6 can be the elastic metal sheet 6B that is fixed on the inner face of fixed transverse rod 5.Have again, preferably with elastic metal sheet 6B and helical spring 6A as elastic component 6, make fixed transverse rod 5 outwardly the tool rest 4A of cutter 4 flexibly release.
Knife block 2 is provided with the guiding groove 10 that deformable ground is maintained fixed cross bar 5 at the inner face of end wall 2A, and fixed transverse rod 5 is guided to this guiding groove 10, fixed transverse rod 5 can be installed on the knife block 2.Fixed transverse rod 5 is being provided with fixedly protuberance 8 near the part at two ends, fixedly attachment recess 7 can be set the position faced of protuberance 8 with this on the inner face of the tool rest 4A of cutter 4 outside.Have, knife block 2 can be provided with the braking protuberance 11 that stops fixed transverse rod 5 to be squeezed into highlightedly on linking part 2B again.Knife block 2 can be attached on the shaver main body 1 removably.
Description of drawings
Fig. 1 is the exploded perspective view of existing electric shaver.
Fig. 2 is the exploded perspective view of the electric shaver of one embodiment of the invention.
Fig. 3 is the knife block of expression electric shaver shown in Figure 1 and the exploded perspective view of the disassembly and assembly construction of outer cutter.
Fig. 4 is the profile of the binding structure of expression knife block and outer cutter.
Fig. 5 is the vertical view in a part of cross section of knife block.
The specific embodiment
Embodiments of the invention are described below with reference to the accompanying drawings.But embodiment shown below is just for the example of electric shaver that technical conceive of the present invention is specialized, is not following example and be the present invention with electric shaver is specific.
Have, for the ease of understanding the scope of claim, this specification reaches additional marking on the parts shown in " summary of the invention " hurdle with the numbering of the corresponding component shown in the embodiment at " claims " again.But the parts shown in claims are specific anything but is parts among the embodiment.
The electric shaver shown in Fig. 2 and Fig. 3 have shaver main body 1, knife block 2 and outside cutter 4, this shaver main body 1 the upper end linking reciprocating in cutter 3, this knife block 2 links removably with this shaver main body 1, this outer cutter 4 links removably with this knife block 2 and make interior cutter 3 reciprocating motions along inner face.
The net cutter 4B that outer cutter 4 will bend to arch is attached on the plastic tool rest 4A.Net cutter 4B penetratingly is provided with countless beard holes, and the beard that will insert this beard hole by cutter 3 in reciprocating cuts off.Net cutter 4B links with tool rest 4A replaceably, is fixed on the tool rest 4A perhaps non-exchangely.Shown in the cross-sectional view of Fig. 4, tool rest 4A is provided with attachment recess 7 at inner face.Attachment recess 7 is set at and is arranged at the position that the fixedly protuberance 8 of the fixed transverse rod 5 on the knife block 2 is faced.As shown in Figure 3, because a pair of fixed transverse rod 5 is provided with fixedly protuberance 8 at both ends, tool rest 4A is provided with four attachment recess 7.Electric shaver among the figure is provided with attachment recess 7 on tool rest 4A, put into the fixedly protuberance 8 of fixed transverse rod 5 hereinto, and outer cutter 4 is attached on the knife block 2.Though do not show among the figure, structure is opposite therewith, also can protuberance is being set on the tool rest fixedly, attachment recess is set on fixed transverse rod, and fixedly protuberance is put into attachment recess, and outer cutter is attached on the knife block.Have, non-slip for finger from knife block 2 dismountings the time, tool rest 4A is provided with the concavo-convex mechanism 9 of strip along the bottom in the outside again.
Knife block 2 has a pair of end wall 2A in the position of facing with outer cutter 4 both ends, by linking part 2B the both sides, bottom of a pair of end wall 2A is linked.End wall 2A is provided with highlightedly from linking part 2B, cutter 4 outside linking between a pair of end wall 2A.Knife block 2 is by end wall 2A and linking part 2B and the integral body that constitutes is to be shaped integratedly by aluminum or aluminum alloy.Its periphery of end wall 2A makes along the shape of the profile of outer cutter 4, covers outer cutter 4 two ends.
This knife block 2 has a pair of fixed transverse rod 5 that is separated from each other and the elastic component 6 that this fixed transverse rod 5 is flexibly pushed in order to link outer cutter 4 removably.A pair of fixed transverse rod 5 is formed separately with same shape by the plastics of elastically deformable.Fixed transverse rod 5 is linking the helical spring 6A as elastic component 6 at both ends.In order to link helical spring 6A, the outstanding connecting rod 5A that inserts helical spring 6A that is provided with on the medial surface at two ends.Have again, fixed transverse rod 5 lateral surface highlightedly fixedly protuberance 8 be provided with in one piece.Fixedly protuberance 8 is set at the part at the close two ends of fixed transverse rod 5.Fixedly protuberance 8 among the figure makes the shape of cross section be chevron to central protrusion.The attachment recess 7 of putting into the fixing tool rest 4A of protuberance 8 forms and the fixing recess of protuberance 8 same shapes.Fixing protuberance 8 and attachment recess 7 are made the electric shaver of such shape, outer cutter 4 can be pulled at from knife block 2 and take off, perhaps, firmly press, can be installed in assigned position to knife block 2.
The linking part 2B that fixed transverse rod 5 is parallel to knife block 2 is set on the position of facing with the inner face lower edge of tool rest 4A.Fixed transverse rod 5 is with two ends and central authorities and knife block 2 bindings.Knife block 2 is provided with guiding groove 10 in order to guide the two ends that are maintained fixed cross bar 5 on the inner face of end wall 2A.The end of guiding groove 10 guiding fixed transverse rods 5 is attached at assigned position with fixed transverse rod 5.Guiding groove 10 also sets the helical spring 6A as elastic component 6.Guiding groove 10 makes fixed transverse rod 5 be provided as the helical spring 6A of elastic component 6 to the direction of extrusion with extending.Have, protuberance 11 is braked in being provided with of outstanding linking part 2B toply again.Shown in Fig. 2,5, this braking protuberance 11 is set at the medial surface of fixed transverse rod 5, stops fixed transverse rod 5 to be clamp-oned by tool rest 4A.But Fig. 5 cuts breach with the part shown in the A among the figure and makes a part of profile for the ease of understanding braking protuberance 11.
The tool rest 4A that elastic component 6 is installed with the outer cutter 4 of fixed transverse rod 5 laterally flexibly releases, and fixedly protuberance 8 is put into attachment recess 7, and outer cutter 4 is attached on the knife block 2.Elastic metal sheet 6B has the hole at its two ends, and the state of putting into the protuberance that will be arranged on the fixed transverse rod 5 in this hole is fixed the front end of protuberance by heat fusing.Elastic component 6 among the figure is made of helical spring 6A and elastic metal sheet 6B, the end that this helical spring 6A pushes fixed transverse rod 5, and this elastic metal sheet 6B is fixed on the inner face of fixed transverse rod 5.This electric shaver is owing to being by helical spring 6A and elastic metal sheet 6B two sides fixed transverse rod 5 flexibly to be released on tool rest 4A, so can securely outer cutter 4 be attached on the knife block 2.But, electric shaver of the present invention, elastic component can only be made of helical spring, or only is made of elastic metal sheet.Helical spring 6A and elastic metal sheet 6B flexibly release the end of fixed transverse rod 5, and fixedly protuberance 8 guides in the attachment recess 7, and outer cutter 4 is attached on the knife block 2.
Though do not show among the figure, shaver main body 1 built-in make in cutter 3 reciprocating driving mechanisms.Interior cutter 3 has a plurality of blades that are arranged side by side abreast.This blade will be gone up ora terminalis and bend to arch, make along the shape of the inner face of outer cutter 4.The driving mechanism of interior cutter 3 has: battery, by this battery-driven motor, with the rotation of motor be converted to reciprocating cam mechanism, and by the reciprocating shake table 12 of cam mechanism.Cutter 3 on shake table 12, linking.Interior cutter 3 elasticity link with shake table 12 highlightedly, and the state of the inner face of cutter 4 moves back and forth flexibly to be pushed outside.
Have, shaver main body 1 is provided for the hook 13 of dismounting knife block 2 in both sides again.Hook 13 makes front end outstanding laterally, hooks with the gib head recess 14 of the inboard that is arranged at knife block 2, and knife block 2 can not disengageably be linked with shaver main body 1.Have, hook 13 is the outstanding dismounting knob 15 that is provided with in the outside of shell again.If pin dismounting knob 15, the front end of hook 13 is thrown off from gib head recess 14.Under this state, knife block 2 is removed from shaver main body 1.
Electric shaver of the present invention reduces manufacturing cost when can assembling simply with extremely simple mechanism, have and outer cutter can be installed and removable speciality securely.This be because, electric shaver of the present invention, to on knife block, set the fixed transverse rod 5 that forms be arranged on outside on the relative position of the inner face of cutter, simultaneously protuberance is set fixedly, is provided with the opposing party and fixes the fixedly attachment recess of protuberance either party of fixed transverse rod 5 and outer cutter, have again, by elastic component with fixed transverse rod flexibly by the inner face that is pressed in tool rest, outer cutter is attached on the knife block.Like this, by elastic component with fixed transverse rod flexibly by the structure that is pressed on the tool rest, not that the mechanism by complexity made elastic protrusion part flexibly outstanding as in the past, when can making up simply, still can be attached at speciality on the knife block securely even have through long-time outer cutter as extremely simple structure.
Claims (7)
1. an electric shaver is characterized in that, has net cutter (4B) is attached at outer cutter (4) and dismantled and assembled knife block (2) that should outer cutter (4) on the tool rest (4A);
Knife block (2) with the right position of the both ends of the surface of outer cutter (4) on have a pair of end wall (2A) in, link a pair of end wall (2A) by linking part (2B), end wall (2A) protrudes in linking part and is provided with (2B), between a pair of end wall (2A) dismantled and assembled outside cutter (4);
And knife block (2) has fixed transverse rod (5) and elastic component (6), this fixed transverse rod (5) sets abreast with linking part (2B) and forms, and this elastic component (6) is flexibly released fixed transverse rod (5) towards the tool rest (4A) of the outer cutter (4) that is installed in the outside;
Fixed transverse rod (5) is provided in the position of facing with outer cutter (4) inner face, and in fixed transverse rod (5) and the outer cutter (4) either party is provided with fixedly protuberance (8), and the opposing party is provided with and fixes the fixedly attachment recess (7) of protuberance (8);
Fixed transverse rod (5) is flexibly pushed on the inner face of the tool rest (4A) of cutter (4) outside by elastic component (6), outer cutter (4) and knife block (2) are linked.
2. electric shaver as claimed in claim 1, it is characterized in that, set a pair of fixed transverse rod (5) that is separated from each other abreast with the linking part (2B) of the both sides of knife block (2), link the helical spring (6A) as elastic component (6) in the end of two fixed transverse rods (5), this helical spring (6A) is flexibly pushed fixed transverse rod (5) on the inner face of the tool rest (4A) of cutter (4) outside.
3. electric shaver as claimed in claim 1 is characterized in that, elastic component (6) is the elastic metal sheet (6B) that is fixed on the inner face of fixed transverse rod (5).
4. electric shaver as claimed in claim 2 is characterized in that, elastic component (6) also comprises the elastic metal sheet (6B) that is fixed on the fixed transverse rod (5) except helical spring (6A).
5. electric shaver as claimed in claim 1 is characterized in that, at the inner face of end wall (2A) guiding is set and is maintained fixed cross bar (5) guiding groove (10), uses this guiding groove (10) that fixed transverse rod (5) is installed on the knife block (2).
6. electric shaver as claimed in claim 1 is characterized in that, has fixedly protuberance (8) at fixed transverse rod (5) near the part at two ends, and the position of facing with fixing protuberance (8) on the inner face of the tool rest (4A) of cutter (4) is provided with attachment recess (7) outside.
7. electric shaver as claimed in claim 1 is characterized in that, the braking protuberance (11) that stops fixed transverse rod (5) to be squeezed into is set on linking part (2B) highlightedly.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001289555A JP3802385B2 (en) | 2001-09-21 | 2001-09-21 | Electric razor |
| JP289555/2001 | 2001-09-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1410235A CN1410235A (en) | 2003-04-16 |
| CN1245281C true CN1245281C (en) | 2006-03-15 |
Family
ID=19112026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02126180 Expired - Fee Related CN1245281C (en) | 2001-09-21 | 2002-07-18 | Electric shaver |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP3802385B2 (en) |
| CN (1) | CN1245281C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4840450B2 (en) * | 2009-01-16 | 2011-12-21 | パナソニック電工株式会社 | Electric razor |
| JP6715506B2 (en) * | 2016-02-09 | 2020-07-01 | パナソニックＩｐマネジメント株式会社 | Electric razor |
| JP6471984B2 (en) * | 2016-06-16 | 2019-02-20 | パナソニックＩｐマネジメント株式会社 | Electric razor, outer blade used in the electric razor |
-
2001
- 2001-09-21 JP JP2001289555A patent/JP3802385B2/en not_active Expired - Fee Related
-
2002
- 2002-07-18 CN CN 02126180 patent/CN1245281C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP3802385B2 (en) | 2006-07-26 |
| JP2003093764A (en) | 2003-04-02 |
| CN1410235A (en) | 2003-04-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060315 Termination date: 20110718 |