US3576044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for attaching the arm of a windshield wiper to the blade support thereof
Assignee: Equipements Automobiles Marchal SA
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Filing: 1969-01-30
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Granted: 1971-04-27
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Expires: 1989-01-30
Abstract
No abstract record available.
Inventors
- 👤 Marcel Besnard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:06
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/32; B60S1/40; B60S1/4083; B60S1/4038; B60S2001/409
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
110 words
Means for attaching a windshield wiper arm to a wiper blade support, said means comprising: a cylindrical member carried by said blade support and having two diametrically opposed flattened surface areas; a female member carried by said wiper arm and having a slot therein which receives said cylindrical member and is equal in width to the diametral distance between said flattened areas, which slot terminates in a circular seat having a radius equal to that of said cylindrical member; parallel sidewalls on said wiper arm provided with arcuate slots; and bosses on said blade support which slide in said slots when said arm is swung relative to said blade support.
Claim 2
Dependent Claim
110 words
Means for attaching a windshield wiper arm to a wiper blade support, said means comprising: a cylindrical member carried by said blade support and having two diametrically opposed flattened surface areas; a female member carried by said wiper arm and having a slot therein which receives said cylindrical member and is equal in width to the diametral distance between said flattened areas, which slot terminates in a circular seat having a radius equal to that of said cylindrical member; parallel sidewalls on said wiper arm provided with arcuate slots; and bosses on said blade support which slide in said slots when said arm is swung relative to said blade support.
Claim 3
Dependent Claim
48 words
Attaching means as claimed in claim 1 in which said blade support is provided with parallel sidewalls between which the sidewalls on said wiper arm are guided when said arm is swung relative to said blade support, said bosses being formed on the sidewalls of said blade support.
References Cited (Backward Citations)
DE44399C
Cited
US2404523A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-04-26 | 1974-10-26 | 1975-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-26 | 1978-10-26 | 1979-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-26 | 1982-10-26 | 1983-04-27 | $7700.00 | Window Closed / Lapsed |