Patent US4253237A successfully refreshed from Google Patents.
US4253237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Razor handle
Assignee: Gillette Co LLC
•
Filing: 1979-06-19
•
Granted: 1981-03-03
•
Expires: 1999-06-19
Abstract
Abstract A razor handle for a razor blade assembly adapted to be pivotally mounted on the handle, the razor handle having first and second arm portions with journal means disposed thereon for pivotal connection to journal bearing means on the blade assembly, each arm portion having cam means thereon engageable with complementary cam means on the blade assembly, the cam means cooperating to urge the pivotally mounted blade assembly toward a neutral position.
Inventors
- 👤 Chester F. Jacobson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:37
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/40; B26B21/52; B26B21/521
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
142 words
A razor handle for a razor blade assembly adapted to be pivotally mounted on the handle, said handle comprising first and second arm portions, first and second pivot mounting means respectively disposed on said first and second arm portions and adapted to engage complementary pivot mounting means on said blade assembly to effect said pivotal mounting, and first and second cam means disposed respectively on said first and second arm portions and engageable with complementary cam means on said blade assembly, said first and second cam means each being removed from but proximate one of said arm portion pivot mounting means, said first and second cam means extending inwardly from said arm portions in opposed fashion, each of said first and second cam means being generally V-shaped, said cam means cooperating to urge said pivotally mounted blade assembly toward a neutral position.
Claim 2
Dependent Claim
142 words
A razor handle for a razor blade assembly adapted to be pivotally mounted on the handle, said handle comprising first and second arm portions, first and second pivot mounting means respectively disposed on said first and second arm portions and adapted to engage complementary pivot mounting means on said blade assembly to effect said pivotal mounting, and first and second cam means disposed respectively on said first and second arm portions and engageable with complementary cam means on said blade assembly, said first and second cam means each being removed from but proximate one of said arm portion pivot mounting means, said first and second cam means extending inwardly from said arm portions in opposed fashion, each of said first and second cam means being generally V-shaped, said cam means cooperating to urge said pivotally mounted blade assembly toward a neutral position.
Claim 3
Dependent Claim
43 words
The invention in accordance with claim 1 in which each of said first and second cam means comprises a cam member having first and second cam surfaces extending obliquely from its respective arm portion, said first and second surfaces intersecting at an apex.
Claim 4
Dependent Claim
19 words
The invention in accordance with claim 1 in which said cam means are formed integrally with said arm portions.
Claim 5
Dependent Claim
122 words
The invention in accordance with claim 1 in which said razor handle includes a grip portion and said arm portions include base portions extending transversely to said grip portion, each of said arm portions having an end portion upstanding from an end of said base portion, one of said pivot mounting means being mounted on each of said end portions and extending inwardly therefrom toward the other of said pivot mounting means, and one of said first and second cam means being mounted on each of said end portions and extending inwardly therefrom toward the other of said first and second cam means, said first and second cam means being disposed between said proximate pivot mounting means and said arm base portions.
References Cited (Backward Citations)
US996879A
Cited
US1441016A
Cited
AT95521B
Cited
US1675128A
Cited
US2386536A
Cited
US3593416A
Cited
GB1460732A
Cited
US4026016A
Cited
US4057896A
Cited
US4094063A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-03-02 | 1984-09-01 | 1985-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-03-02 | 1988-09-01 | 1989-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-03-02 | 1992-09-01 | 1993-03-03 | $7700.00 | Window Closed / Lapsed |