US3836185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Repair device for locomotive hood door latches
Assignee: Touchstone Corp
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Filing: 1972-07-26
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Granted: 1974-09-17
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Expires: 1992-07-26
Abstract
Abstract A repair device for the hood door latch of a locomotive and comprising a substantially U-shaped element which may be easily secured to the door latch for restoring the door latch to an efficient latching operation without removal of the latch from the door and without alteration of the latch structure itself.
Inventors
- 👤 R Touchstone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:46
CPC Classifications
E; E05; E05B; E05B17/00; E05B17/0004; Y; Y10; Y10S; Y10S292/00; Y10S292/49; Y10T; Y10T292/00; Y10T292/03; Y10T292/08; Y10T292/1043; Y10T292/1051; Y10T292/1052; Y10T292/1055
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A repair device for locomotive hood door latches having a retainer element with a latch engagement edge, and comprising bar means disposed adjacent said engagement edge, means secured to the bar means for spanning the retainer element for facilitating retaining of the bar means against the engagement edge, and means for clamping the device securely on the retainer element, and wherein the securing means comprises prong means secured to the bar means and extending substantially perpendicularly therefrom, support plate means secured to the bar means and spaced from the prong means for receiving said engagement edge therebetween, and said prong means comprises a substantially U-shaped member having the cross member thereof welded to the bar means and the legs thereof extending substantially perpendicularly from the bar means.
Claim 2
Dependent Claim
127 words
A repair device for locomotive hood door latches having a retainer element with a latch engagement edge, and comprising bar means disposed adjacent said engagement edge, means secured to the bar means for spanning the retainer element for facilitating retaining of the bar means against the engagement edge, and means for clamping the device securely on the retainer element, and wherein the securing means comprises prong means secured to the bar means and extending substantially perpendicularly therefrom, support plate means secured to the bar means and spaced from the prong means for receiving said engagement edge therebetween, and said prong means comprises a substantially U-shaped member having the cross member thereof welded to the bar means and the legs thereof extending substantially perpendicularly from the bar means.
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) | 1977-09-16 | 1978-03-18 | 1978-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-16 | 1982-03-18 | 1982-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-16 | 1986-03-18 | 1986-09-17 | $7700.00 | Window Closed / Lapsed |