US3256960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic shock absorber with adjustable valve biasing means
Assignee: Daimler Benz AG
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Filing: 1963-12-10
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Granted: 1966-06-21
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Expires: 1983-12-10
Abstract
No abstract record available.
Inventors
- 👤 Casimir Manfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:49
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/32; F16F9/44; F16F9/46; F16F9/464
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
AN ADJUSTABLE HYDRAULIC SHOCK ABSORBER, ESPECIALLY FOR MOTOR VEHICLES, COMPRISING: SHOCK ABSORBER CYLINDER MEANS ADAPTED TO BE OPERATIVELY CONNECTED WITH ONE OF THE TWO PARTS CONSISTING OF THE VEHICLE SUPERSTRUCTURE AND THE WHEEL AXLE, SHOCK ABSORBER PISTON MEANS WITHIN SAID CYLINDER MEANS, A PISTON ROD SECURED TO SAID PISTON MEANS AND ADAPTED TO BE CONNECTED WITH THE OTHER OF SAID TWO PARTS, SAID PISTON MEANS BEING PROVIDED WITH APERTURE MEANS FOR HYDRAULIC MEDIUM, SPRING-LOADED CHECK VALVE MEANS FOR SAID APERTURE MEANS OPERABLE TO OPEN ONLY DURING MOVEMENT OF SAID PISTON MEANS IN ONE DIRECTION AND NORMALLY ACTED UPON BY A RETURN FORCE OPPOSING THE OPENING THEREOF,
Claim 2
Dependent Claim
106 words
AN ADJUSTABLE HYDRAULIC SHOCK ABSORBER, ESPECIALLY FOR MOTOR VEHICLES, COMPRISING: SHOCK ABSORBER CYLINDER MEANS ADAPTED TO BE OPERATIVELY CONNECTED WITH ONE OF THE TWO PARTS CONSISTING OF THE VEHICLE SUPERSTRUCTURE AND THE WHEEL AXLE, SHOCK ABSORBER PISTON MEANS WITHIN SAID CYLINDER MEANS, A PISTON ROD SECURED TO SAID PISTON MEANS AND ADAPTED TO BE CONNECTED WITH THE OTHER OF SAID TWO PARTS, SAID PISTON MEANS BEING PROVIDED WITH APERTURE MEANS FOR HYDRAULIC MEDIUM, SPRING-LOADED CHECK VALVE MEANS FOR SAID APERTURE MEANS OPERABLE TO OPEN ONLY DURING MOVEMENT OF SAID PISTON MEANS IN ONE DIRECTION AND NORMALLY ACTED UPON BY A RETURN FORCE OPPOSING THE OPENING THEREOF,
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) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |