Patent US4030196A successfully refreshed from Google Patents.
US4030196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair cutter
Assignee: Individual
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Filing: 1976-01-27
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Granted: 1977-06-21
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Expires: 1996-01-27
Abstract
Abstract A hair cutting device which comprises a casing opened at its one side for suction of the hair ends and communicated at its another place with a delivery passage connectable to a collection means and a cutting edge combined with a comb and arranged movably against an opened end of the casing is disclosed.
Inventors
- 👤 Seki Koiwa
- 👤 Hajime Hasegawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:46
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/38; B26B19/44
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
110 words
A hair cutting device which comprises a casing open at one side for suction of the hair ends and communicating at another location spaced from said open side with a delivery passage connectible to suction means, a guide comb extending transversely to the sides of said casing which border said open side, a fixed cutting blade secured to the side of said comb which is opposite said open side, an L-shaped member having one leg secured against the side of said blade opposite said comb and another leg is slidable engagement with one of said casing sides, and means for selectively clamping said another leg against said one casing side.
Claim 2
Dependent Claim
110 words
A hair cutting device which comprises a casing open at one side for suction of the hair ends and communicating at another location spaced from said open side with a delivery passage connectible to suction means, a guide comb extending transversely to the sides of said casing which border said open side, a fixed cutting blade secured to the side of said comb which is opposite said open side, an L-shaped member having one leg secured against the side of said blade opposite said comb and another leg is slidable engagement with one of said casing sides, and means for selectively clamping said another leg against said one casing side.
Claim 3
Dependent Claim
49 words
A hair cutting device as claimed in claim 1, said clamping means comprising a set screw that extends through said one casing side and through an elongated slot in said another leg whereby upon tightening of said set screw, said another leg is clamped against said one casing side.
Claim 4
Dependent Claim
117 words
A hair cutting device which comprises a casing open at one end for suction of the hair ends and communicating at another location spaced from said open end with a delivery passage connectible to suction means, a guide comb extending transversely to the sides of said casing which border said open end, a fixed cutting blade secured to the side of said comb which is opposite said open end, said blade extending toward but terminating short of one of said casing sides, the edge of said blade being parallel to and spaced from said one casing side, only said one casing side being cut away to relieve suction between said device and the skin of the user.
Claim 5
Dependent Claim
117 words
A hair cutting device which comprises a casing open at one end for suction of the hair ends and communicating at another location spaced from said open end with a delivery passage connectible to suction means, a guide comb extending transversely to the sides of said casing which border said open end, a fixed cutting blade secured to the side of said comb which is opposite said open end, said blade extending toward but terminating short of one of said casing sides, the edge of said blade being parallel to and spaced from said one casing side, only said one casing side being cut away to relieve suction between said device and the skin of the user.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-06-20 | 1980-12-20 | 1981-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-06-20 | 1984-12-20 | 1985-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-06-20 | 1988-12-20 | 1989-06-21 | $7700.00 | Window Closed / Lapsed |