US3967340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Windshield wiper pressure distribution block
Assignee: Lawrence Peska Associates Inc
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Filing: 1975-10-01
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Granted: 1976-07-06
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Expires: 1995-10-01
Abstract
Abstract A resilient elongated block adapted to be wedged between the back side of a windshield wiper blade and the arcuate holding arm for the blade at the centers thereof has a locating groove for transverse engagement about the back side of the blade and integral tie straps for fastening about the holding arm. The block provides an increase in pressure of the center of the blade against a windshield.
Inventors
- 👤 Charles F. Cmolik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:52
CPC Classifications
B; B60; B60S; B60S1/00; B60S1/02; B60S1/04; B60S1/32; B60S1/40; B60S1/0491; B60S1/38; B60S1/3848; B60S1/3849
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
79 words
A device for distributing the pressure applied to an elongated windshield wiper squeegee, having a blade portion projecting from a backing portion, by an arcuate holder arm carrying opposite ends of the squeegee comprising a block dimensioned to be wedged between the centers of the holder arm and the backing portion of the squeegee, groove means in said block dimensioned for engagement about the backing portion, and tie means carried by said block, for fastening about said holder arm.
Claim 2
Independent Claim
79 words
A device for distributing the pressure applied to an elongated windshield wiper squeegee, having a blade portion projecting from a backing portion, by an arcuate holder arm carrying opposite ends of the squeegee comprising a block dimensioned to be wedged between the centers of the holder arm and the backing portion of the squeegee, groove means in said block dimensioned for engagement about the backing portion, and tie means carried by said block, for fastening about said holder arm.
Claim 3
Dependent Claim
14 words
The device of claim 1 wherein said block is composed of a resilient material.
Claim 4
Dependent Claim
29 words
The device of claim 1 wherein said block is a generally rectangular elongated block and wherein said tie means comprises straps projecting integrally from opposite sides of said block.
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) | 1979-07-06 | 1980-01-05 | 1980-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-07-06 | 1984-01-05 | 1984-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-07-06 | 1988-01-05 | 1988-07-06 | $7700.00 | Window Closed / Lapsed |