US3177514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield wiper
Assignee: Individual
•
Filing: 1963-11-22
•
Granted: 1965-04-13
•
Expires: 1983-11-22
Abstract
No abstract record available.
Inventors
- 👤 Ralph H Wise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:26
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/32; B60S1/38; B60S1/3801; B60S2001/3812; B60S2001/3813; B60S2001/3817; B60S2001/3818; B60S2001/3827; B60S2001/3836
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
IN A WINDSHIELD WIPER, AN ELONGATED BOW HAVING SPACED ENDS, AN ELONGATED CARRIER OF APPROXIMATELY THE LENGTH OF SAID BOW AND ALSO HAVING SPACED ENDS, SAID CARRIER BEING OF GENERALLY RECTANGULAR SECTION AND FLEXIBLE TRANSVERSELY OF ITS THICKNESS BUT RELATIVELY RIGID TRANSVERSELY OF ITS WIDTH, MEANS OPERABLY CONNECTING THE ENDS OF SAID BOW WITH THE ENDS OF SAID CARRIER WHEREBY THE CENTRAL PORTIONS OF SAID CARRIER ARE FREE TO MOVE TRANSVERSELY RELATIVE TO SAID BOW WITHOUT IMPARTING STRESS TO SAID BOW, AND SAID CARRIER BEING NON-ROTATABLE, A STIFFENING MEMBER CARRIED LONGITUDINALLY BY SAID CARRIER TO DISTRIBUTE APPLIED LOADING FORCES THEREALONG, A WIPER SUPPORTED BY SAID CARRIER FOR MOVEMENT OVER A WINDSHIELD SURFACE, AND MEANS OPERATIVE BETWEEN SAID BOW AND SAID CARRIER TO URGE THE CENTRAL PORTIONS OF SAID CARRIER AWAY FROM SAID BOW WITH FORCE INVERSELY PROPORTIONAL TO THE DEGREE OF CURVATURE IMPARTED TO THE CARRIER BY SAID WIPER BLADE TRAVERSING A CURVED SURFACE.
Claim 2
Dependent Claim
154 words
IN A WINDSHIELD WIPER, AN ELONGATED BOW HAVING SPACED ENDS, AN ELONGATED CARRIER OF APPROXIMATELY THE LENGTH OF SAID BOW AND ALSO HAVING SPACED ENDS, SAID CARRIER BEING OF GENERALLY RECTANGULAR SECTION AND FLEXIBLE TRANSVERSELY OF ITS THICKNESS BUT RELATIVELY RIGID TRANSVERSELY OF ITS WIDTH, MEANS OPERABLY CONNECTING THE ENDS OF SAID BOW WITH THE ENDS OF SAID CARRIER WHEREBY THE CENTRAL PORTIONS OF SAID CARRIER ARE FREE TO MOVE TRANSVERSELY RELATIVE TO SAID BOW WITHOUT IMPARTING STRESS TO SAID BOW, AND SAID CARRIER BEING NON-ROTATABLE, A STIFFENING MEMBER CARRIED LONGITUDINALLY BY SAID CARRIER TO DISTRIBUTE APPLIED LOADING FORCES THEREALONG, A WIPER SUPPORTED BY SAID CARRIER FOR MOVEMENT OVER A WINDSHIELD SURFACE, AND MEANS OPERATIVE BETWEEN SAID BOW AND SAID CARRIER TO URGE THE CENTRAL PORTIONS OF SAID CARRIER AWAY FROM SAID BOW WITH FORCE INVERSELY PROPORTIONAL TO THE DEGREE OF CURVATURE IMPARTED TO THE CARRIER BY SAID WIPER BLADE TRAVERSING A CURVED SURFACE.
References Cited (Backward Citations)
US2254343A
Cited
FR1033521A
Cited
US2772436A
Cited
US2780824A
Cited
DE1090122B
Cited
US3089175A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |