Patent US3203328A successfully refreshed from Google Patents.
Patent US4017936A successfully refreshed from Google Patents.
US4017936A
Expired / Lapsed
US
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Windshield wiper arrangement
Assignee: Robert Bosch GmbH
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Filing: 1975-09-11
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Granted: 1977-04-19
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Expires: 1995-09-11
Abstract
Abstract A windshield wiper arrangement includes a wiper arm, a wiper blade, a U-shaped carrying arm having a front side for receiving the blade and an opposite rear wall, and a hinge-type joint formed on the rear wall for pivotally connecting the carrying arm to the wiper arm.
Inventors
- 👤 Karl Schweikert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:53
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/32; B60S1/38; B60S1/3801; B60S2001/3812; B60S2001/3813; B60S2001/3815
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
86 words
A windshield wiper carrier arm which is adapted to be connected to a wiper arm, comprising a channel-shaped body having two spaced side walls and a transverse rear wall extending between said side walls; and means for pivotally connecting said channel-shaped body to a wiper arm, including two integral tongues forming portions of said transverse rear wall and being bent from the plane of said rear wall to form a tubular pivot which extends between said walls and is adapted for engagement with the wiper arm.
Claim 2
Dependent Claim
86 words
A windshield wiper carrier arm which is adapted to be connected to a wiper arm, comprising a channel-shaped body having two spaced side walls and a transverse rear wall extending between said side walls; and means for pivotally connecting said channel-shaped body to a wiper arm, including two integral tongues forming portions of said transverse rear wall and being bent from the plane of said rear wall to form a tubular pivot which extends between said walls and is adapted for engagement with the wiper arm.
Claim 3
Dependent Claim
26 words
A windshield-wiper carrier arm as defined in claim 1, wherein said body is elongated; and wherein said pivot is of generally cylindrical but circumferentially incomplete configuration.
Claim 4
Dependent Claim
30 words
A windshield-wiper carrier arm as defined in claim 1; and further comprising additional portions of said rear wall bounding at least one opening on said rear wall adjacent said pivot.
Claim 5
Dependent Claim
28 words
A windshield-wiper carrier arm as defined in claim 3; wherein said one opening bounded by said additional portions of said rear wall extends between said spaced side walls.
Claim 6
Dependent Claim
32 words
A windshield-wiper carrier arm as defined in claim 3, wherein said additional portions of said rear wall include a pair of rounded corners, each respectively located at opposite ends of said pivot.
Claim 7
Dependent Claim
20 words
A windshield-wiper carrier arm as defined in claim 1, wherein said pivot is of one piece with said side walls.
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) | 1980-04-18 | 1980-10-18 | 1981-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-04-18 | 1984-10-18 | 1985-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-04-18 | 1988-10-18 | 1989-04-19 | $7700.00 | Window Closed / Lapsed |