Patent US5165148A successfully refreshed from Google Patents.
US5165148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toggle clamp with locking mechanism
Assignee: Delaware Capital Formation Inc
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Filing: 1991-12-11
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Granted: 1992-11-24
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Expires: 2011-12-11
Abstract
Abstract Toggle clamps with bifurcated handle actuated to aligned toggle element clamping position with manually releasible latch lock lever pivotally mounted between handle sides resiliently engaging base mounted catch upon handle reaching toggle alignment.
Inventors
- 👤 Walter Fleischer
- 👤 Henry Dykstra
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:45
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/06; B25B5/12; E; E05; E05C; E05C19/00; E05C19/10; E05C19/12; E05C19/14; Y; Y10; Y10T; Y10T24/00; Y10T24/21; Y10T24/2175; Y10T24/44; Y10T24/44291; Y10T24/44333; Y10T24/44342; Y10T292/00; Y10T292/08; Y10T292/0911; Y10T292/0913; Y10T292/0914; Y10T292/0917
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
61 words
Toggle clamp with locking mechanism comprising base, toggle clamping mechanism mounted on said base including handle means with pivotally mounted bifurcated sides for actuating said clamp between clamping and release positions, locking lever pivotally mounted on said handle means between said bifurcated sides with manually releasible automatic means for locking engagement with said base responsive to handle movement to clamping position.
Claim 2
Dependent Claim
61 words
Toggle clamp with locking mechanism comprising base, toggle clamping mechanism mounted on said base including handle means with pivotally mounted bifurcated sides for actuating said clamp between clamping and release positions, locking lever pivotally mounted on said handle means between said bifurcated sides with manually releasible automatic means for locking engagement with said base responsive to handle movement to clamping position.
Claim 3
Dependent Claim
14 words
Handle clamp of claim 1 wherein said handle is pivotally mounted on said base.
Claim 4
Dependent Claim
13 words
Clamp of claim 2 wherein said clamp includes means to provide pull action.
Claim 5
Dependent Claim
24 words
Clamp of claim 2 wherein said clamp includes means to provide pull action through a U-bolt, having a cross pin passing through said handle.
Claim 6
Dependent Claim
14 words
Clamp of claim 4 wherein said lever is pivotally mounted on said cross pin.
Claim 7
Dependent Claim
13 words
Clamp of claim 4 wherein said lever is prepositioned on said cross pin.
Claim 8
Dependent Claim
19 words
Clamp of claim 6 including a subbase plate providing an extension for said locking engagement by said locking lever.
Claim 9
Dependent Claim
24 words
Clamp of claim 2 including a coiled spring acting between said lever and said handle adapted to bias said lever toward said locking engagement.
Claim 10
Dependent Claim
11 words
Clamp of claim 2 including means providing straight line clamping action.
Claim 11
Dependent Claim
14 words
Clamp of claim 9 including a guide in said base for push-pull clamp plunger.
Claim 12
Dependent Claim
50 words
Clamp of claim 10 wherein said bifurcated sides and locking lever are formed of relatively thin bar stock pivotally connected with major dimensions parallel to the plane of action, and wherein said lever is provided with a 90° twist to provide a flat finger actuated portion for finger release engagement.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-11-24 | 1996-05-25 | 1996-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-11-24 | 2000-05-25 | 2000-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-11-24 | 2004-05-25 | 2004-11-24 | $7700.00 | Window Closed / Lapsed |