GB1294918A - - Google Patents
Info
- Publication number
- GB1294918A GB1294918A GB1294918DA GB1294918A GB 1294918 A GB1294918 A GB 1294918A GB 1294918D A GB1294918D A GB 1294918DA GB 1294918 A GB1294918 A GB 1294918A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cutter
- cutting edge
- teeth
- outer cutter
- arcuate corner
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B19/00—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers
- B26B19/02—Clippers or shavers operating with a plurality of cutting edges, e.g. hair clippers, dry shavers of the reciprocating-cutter type
- B26B19/04—Cutting heads therefor; Cutters therefor; Securing equipment thereof
- B26B19/042—Long hair cutters or older types comprising a cutting grid
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dry Shavers And Clippers (AREA)
Abstract
1294918 Dry shaver head SPERRY RAND CORP 1 July 1970 [4 Aug 1969] 31894/70 Heading B4B An electric dry shaver head comprises an outer cutter and an inner cutter which has a body portion and a plurality of cutter teeth formed on the body portion, each of the cutter teeth having a cutting edge and an arcuate corner portion merging with the cutting edge of the tooth and serving to reduce discomfort during shaving by deflecting away from the cutting edge hair bristles entering a hair entry area provided between said corner portion and the outer cutter. In one embodiment the cutter 16, Fig. 4, is an elongate member of substantially rectangular cross-section adapted for linear reciprocation relative to a fixed outer cutter and provided with teeth 36 having cutting edges 37, 38 and arcuate corner portions 42, 44. In a second embodiment the cutter 51, Fig. 8, is adapted for rotation relative to a fixed outer cutter and has arms 52 carrying cutter teeth 53 with a cutting edge 55 and arcuate corner portions 54.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US84927369A | 1969-08-04 | 1969-08-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1294918A true GB1294918A (en) | 1972-11-01 |
Family
ID=25305453
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1294918D Expired GB1294918A (en) | 1969-08-04 | 1970-07-01 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3648367A (en) |
JP (1) | JPS4917507B1 (en) |
CA (1) | CA926108A (en) |
DE (1) | DE2039837A1 (en) |
GB (1) | GB1294918A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110209350A1 (en) * | 2008-09-05 | 2011-09-01 | Reinhold Eichhorn | Cutting head for an electric razor |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4926705U (en) * | 1972-06-09 | 1974-03-07 | ||
NL7713040A (en) * | 1977-11-28 | 1979-05-30 | Philips Nv | SHAVER. |
DE3036453A1 (en) * | 1980-03-15 | 1981-09-24 | Matsushita Electric Works Ltd., Kadoma, Osaka | CUTTING HEAD OF A DRY SHAVER |
JPS60249992A (en) * | 1984-05-23 | 1985-12-10 | 松下電工株式会社 | Blade of electric razor |
US5398412A (en) * | 1992-04-23 | 1995-03-21 | Matsushita Electric Works, Ltd. | Reciprocatory dry shaver |
US6769179B2 (en) * | 2000-07-06 | 2004-08-03 | Teizoh Satoh | Shaver |
JP2004350824A (en) * | 2003-05-28 | 2004-12-16 | Izumi Products Co | Outer cutter blade for electric shaver, and electric shaver |
ES2425069T3 (en) * | 2007-06-13 | 2013-10-11 | Koninklijke Philips N.V. | Shaving device, cutting unit and shaving head |
IN2014CN04914A (en) * | 2011-12-19 | 2015-09-18 | Koninkl Philips Nv | |
JP6339417B2 (en) * | 2014-05-30 | 2018-06-06 | 株式会社泉精器製作所 | Rotary electric razor |
JP2016067589A (en) * | 2014-09-30 | 2016-05-09 | 株式会社泉精器製作所 | Rotary electric razor |
USD935095S1 (en) | 2019-11-05 | 2021-11-02 | Church & Dwight Co., Inc. | Guard for hair removal device |
US20210129364A1 (en) * | 2019-11-05 | 2021-05-06 | Church & Dwight Co., Inc. | Guard for hair removal device |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2201349A (en) * | 1937-03-20 | 1940-05-21 | Scruggs Loyd | Electric razor |
US2591403A (en) * | 1947-06-26 | 1952-04-01 | Remington Rand Inc | Shaver head |
NL101486C (en) * | 1959-05-19 | |||
NL111129C (en) * | 1962-04-13 |
-
1969
- 1969-08-04 US US849273A patent/US3648367A/en not_active Expired - Lifetime
-
1970
- 1970-06-29 CA CA086772A patent/CA926108A/en not_active Expired
- 1970-07-01 GB GB1294918D patent/GB1294918A/en not_active Expired
- 1970-08-04 DE DE19702039837 patent/DE2039837A1/en active Pending
- 1970-08-04 JP JP45068257A patent/JPS4917507B1/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110209350A1 (en) * | 2008-09-05 | 2011-09-01 | Reinhold Eichhorn | Cutting head for an electric razor |
US9044868B2 (en) * | 2008-09-05 | 2015-06-02 | Braun Gmbh | Cutting head for an electric razor |
Also Published As
Publication number | Publication date |
---|---|
JPS4917507B1 (en) | 1974-05-01 |
DE2039837A1 (en) | 1971-02-18 |
US3648367A (en) | 1972-03-14 |
CA926108A (en) | 1973-05-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |