US4083103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable safety razor
Assignee: Individual
•
Filing: 1977-02-22
•
Granted: 1978-04-11
•
Expires: 1997-02-22
Abstract
Abstract Razor having a head for holding a blade, a tubular handle having an upper end near the head and a lower end remote from the head, a first shaft within the handle, a first gear fixed to the upper end of the first shaft, a second shaft fixed to the head, a second gear fixed to the second shaft and meshing with the first gear to effect rotation of the head when the first shaft is rotated, an operating member fixed to the lower end of the first shaft, a disc fixed to the first shaft slightly below the lower end of the handle and a screw ring threaded on to the lower end of the handle to allow locking the head in adjusted position by thrusting the disc against lower end of the handle.
Inventors
- 👤 Ramon D. Estandian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:13
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/40; B26B21/52; B26B21/08; B26B21/14; B26B21/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
A safety razor comprising a tubular handle having an upper end and a lower end, a first shaft disposed within the handle, an operating member at the lower end of the handle for rotating the first shaft, a head portion adapted to hold a blade, a second shaft affixed to the head, a first gear affixed to the first shaft at its upper end, a second gear meshing with the first gear and affixed to the second shaft at its end remote from the head and means at the lower end of the shaft above the operating member for locking the gears at a desired setting, said means comprising a disc affixed to the first shaft slightly below the lower end of the tubular handle, a screw ring enclosing the disc and a threaded portion of the lower end of the handle, such that when the screw ring is tightened its lower surface will abut the disc and urge the first shaft upwardly to lock the gears at a desired setting.
Claim 2
Dependent Claim
171 words
A safety razor comprising a tubular handle having an upper end and a lower end, a first shaft disposed within the handle, an operating member at the lower end of the handle for rotating the first shaft, a head portion adapted to hold a blade, a second shaft affixed to the head, a first gear affixed to the first shaft at its upper end, a second gear meshing with the first gear and affixed to the second shaft at its end remote from the head and means at the lower end of the shaft above the operating member for locking the gears at a desired setting, said means comprising a disc affixed to the first shaft slightly below the lower end of the tubular handle, a screw ring enclosing the disc and a threaded portion of the lower end of the handle, such that when the screw ring is tightened its lower surface will abut the disc and urge the first shaft upwardly to lock the gears at a desired setting.
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) | 1981-04-10 | 1981-10-10 | 1982-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-04-10 | 1985-10-10 | 1986-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-04-10 | 1989-10-10 | 1990-04-11 | $7700.00 | Window Closed / Lapsed |