US3836273A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detachable telescopic joint
Assignee: Individual
•
Filing: 1973-12-28
•
Granted: 1974-09-17
•
Expires: 1993-12-28
Abstract
Abstract In the joint, an element made of resilient material has at least three portions gradually converting from one into other, wherein the middle one of them is circular-shaped in its cross-section, while the extreme ones are oval-shaped, and their similar axis are crossing.
Inventors
- 👤 V Presman
- 👤 L Abramov
- 👤 J Shokurov
- 👤 A Gutman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:36
CPC Classifications
F; F16; F16B; F16B7/00; F16B7/10; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7075; Y10T403/7077; Y10T403/7098
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A detachable telescopic joint consisting of two cylindrical telescoping elements with one of them being circular in crosssection and one of the them made of resilient material and having at least three portions gradually converging from one into the other, whereas the middle portion is circular-shaped in its cross-section, while the portions on opposite ends of said middle portion are oval-shaped, and their similar axes are transverse to each other.
Claim 2
Dependent Claim
70 words
A detachable telescopic joint consisting of two cylindrical telescoping elements with one of them being circular in crosssection and one of the them made of resilient material and having at least three portions gradually converging from one into the other, whereas the middle portion is circular-shaped in its cross-section, while the portions on opposite ends of said middle portion are oval-shaped, and their similar axes are transverse to each other.
References Cited (Backward Citations)
US2949692A
Cited
FR1194927A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-09-16 | 1978-03-18 | 1978-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-16 | 1982-03-18 | 1982-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-16 | 1986-03-18 | 1986-09-17 | $7700.00 | Window Closed / Lapsed |