Patent US4000562A successfully refreshed from Google Patents.
US4000562A
Expired / Lapsed
US
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Vacuum haircutting apparatus and method
Assignee: Individual
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Filing: 1975-05-29
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Granted: 1977-01-04
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Expires: 1995-05-29
Abstract
Abstract An apparatus for cutting hair employing vacuum suction which comprises an elongated hollow tapered body open at either end, the tapered body being provided with additional graduated opening means along its length so that by applying a source of vacuum suction to one end of the body while the other end is applied to the subject's hair and head, the hair will be drawn up through the tapered body and the hair will be cuttable through the aforesaid graduated opening means. A method of vacuum suction haircutting by means of this device.
Inventors
- 👤 Constantino J. Alevras
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:57
CPC Classifications
B; B26; B26B; B26B19/00
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
90 words
Vacuum haircutting apparatus comprising an elongated hollow tapered body having an open upper end and an open bottom end and forming an elongated chamber, said tapered body being provided with additional opening means at graduated intervals along its length communicating with said chamber, so that the application of a source of vacuum suction to said open upper end while said open bottom end is applied to a subject's hair results in said hair being drawn up through said chamber whereby said hair will be cuttable through said additional opening means.
Claim 2
Dependent Claim
90 words
Vacuum haircutting apparatus comprising an elongated hollow tapered body having an open upper end and an open bottom end and forming an elongated chamber, said tapered body being provided with additional opening means at graduated intervals along its length communicating with said chamber, so that the application of a source of vacuum suction to said open upper end while said open bottom end is applied to a subject's hair results in said hair being drawn up through said chamber whereby said hair will be cuttable through said additional opening means.
Claim 3
Dependent Claim
34 words
Apparatus according to claim 1 wherein said tapered body further comprises an upper annular portion and a lower rectangular shaped shank portion, said annular portion tapering down to and integral with said shank portion.
Claim 4
Dependent Claim
38 words
Apparatus according to claim 2 wherein said shank portion contains said additional opening means, said additional opening means further comprising a pair of spaced, parallel, transversely oriented rectangular shaped slots, forming an upper slot and a lower slot.
Claim 5
Dependent Claim
55 words
Apparatus according to claim 3 wherein said rectangular shaped shank portion further comprises a pair of parallel opposing side walls and a pair of parallel opposing end walls, said rectangular shaped slots each being cut into one of said end walls and partially into said side walls, each slot forming an opening into said chamber.
Claim 6
Dependent Claim
19 words
Apparatus according to claim 4 wherein the bottom ends of each of said side and end walls are notched.
Claim 7
Independent Claim
59 words
A method of vacuum haircutting so that the hair is cut in uniform lengths which comprises applying to the hair a hollow body containing graduated opening means, subjecting a suction force on said hair through said hollow body thereby drawing said hair forceably through said hollow body and cutting said drawn hair through one of said graduated opening means.
Claim 8
Independent Claim
59 words
A method of vacuum haircutting so that the hair is cut in uniform lengths which comprises applying to the hair a hollow body containing graduated opening means, subjecting a suction force on said hair through said hollow body thereby drawing said hair forceably through said hollow body and cutting said drawn hair through one of said graduated opening means.
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) | 1980-01-04 | 1980-07-05 | 1981-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-01-04 | 1984-07-05 | 1985-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-01-04 | 1988-07-05 | 1989-01-04 | $7700.00 | Window Closed / Lapsed |