US4944090A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Razor head with yieldable shaving aid
Assignee: Individual
•
Filing: 1989-04-03
•
Granted: 1990-07-31
•
Expires: 2009-04-03
Abstract
Abstract Razor construction including a soluble body carried by a razor head or cartridge in a yieldable manner by a leaf spring. The soluble body is urged into skin contact to deposit a shaving aid thereon. The razor head defines a chamber in which the soluble body is housed with the leaf spring urging the body through an opening in the razor head. Various spring shapes are disclosed. A fixedly mounted body of a shaving aid may also be carried by the razor head or cartridge.
Inventors
- 👤 Stanley Sumnall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:33
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/40; B26B21/44; B26B21/443
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
80 words
An elongate razor head including, a blade, a soluble body movable relative said head, said head defining a chamber to receive said soluble body and an opening through which said body may protrude for skin contact, and spring means attaching said body to said head, said spring means having a distal portion, said soluble body attached to said distal portion by adhesive means said spring means urging said body outwardly of said opening for biased contact with the user's skin.
Claim 2
Dependent Claim
80 words
An elongate razor head including, a blade, a soluble body movable relative said head, said head defining a chamber to receive said soluble body and an opening through which said body may protrude for skin contact, and spring means attaching said body to said head, said spring means having a distal portion, said soluble body attached to said distal portion by adhesive means said spring means urging said body outwardly of said opening for biased contact with the user's skin.
Claim 3
Dependent Claim
19 words
The razor head in claim 1 wherein said head includes means for attachment to the handle of a razor.
Claim 4
Dependent Claim
19 words
The razor head claimed in claim 1 wherein said soluble body is substantially coextensive in length with said blade.
Claim 5
Dependent Claim
25 words
The razor claimed in claim 1 wherein said spring means includes a flat spring normally biasing said body so as to protrude through said opening.
Claim 6
Dependent Claim
16 words
The razor head claimed in claim 1 wherein said head includes a fixedly mounted soluble body.
Claim 7
Dependent Claim
23 words
The razor head claimed in claim 5 wherein said fixedly mounted soluble body and said soluble body are oppositely offset from said blade.
Claim 8
Dependent Claim
13 words
The razor head claimed in claim 1 wherein said soluble body is segmented.
Claim 9
Dependent Claim
16 words
The razor head in claim 1 wherein said spring means is of U-shaped in transverse section.
Claim 10
Dependent Claim
14 words
The razor head claimed in claim 1 wherein said spring means defines relieved areas.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-07-30 | 1994-01-29 | 1994-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-07-30 | 1998-01-29 | 1998-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-07-30 | 2002-01-29 | 2002-07-31 | $7700.00 | Window Closed / Lapsed |