Patent US4522466A successfully refreshed from Google Patents.
US5379520A
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US
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Tool/sheath locking assembly
Assignee: Seaquest Inc
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Filing: 1993-04-30
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Granted: 1995-01-10
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Expires: 2013-04-30
Abstract
Abstract A knife/sheath locking assembly for locking a knife on either side from accidental disengagement from within a sheath. The sheath, molded as a single unit, includes a lever angled to engage a band circumventing the knife handle proximal to the blade. The knife may only be removed from the sheath upon depressing one end of the lever while simultaneously withdrawing the knife.
Inventors
- 👤 Walter W. Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:29
CPC Classifications
B; B26; B26B; B26B29/00; B26B29/02; B26B29/025
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
97 words
A knife/sheath combination, comprising: a sheath; a knife to be inserted in said sheath, said knife having a handle; a raised band on said handle; a movable lever secured to said sheath; and said lever having an engagement end and an opposite button end so that said engagement end is engageable with said raised band when said knife is fully inserted within said sheath, thereby preventing removal of said knife, and wherein removal of said knife from said sheath requires urging of said button end of said lever in a direction toward said handle of said knife.
Claim 2
Dependent Claim
97 words
A knife/sheath combination, comprising: a sheath; a knife to be inserted in said sheath, said knife having a handle; a raised band on said handle; a movable lever secured to said sheath; and said lever having an engagement end and an opposite button end so that said engagement end is engageable with said raised band when said knife is fully inserted within said sheath, thereby preventing removal of said knife, and wherein removal of said knife from said sheath requires urging of said button end of said lever in a direction toward said handle of said knife.
Claim 3
Dependent Claim
20 words
The combination as defined in claim 1, wherein said lever and said sheath are molded together as an integral unit.
Claim 4
Dependent Claim
17 words
The combination as defined in claim 1, wherein said knife further includes an outwardly extending finger guard.
Claim 5
Dependent Claim
17 words
The combination as defined in claim 1, wherein said raised band circumscribes said handle of said knife.
Claim 6
Dependent Claim
22 words
The combination as defined in claim 1, wherein said engagement end of said lever is normally disposed for engaging said raised band.
Claim 7
Dependent Claim
33 words
The combination as defined in claim 1, wherein said handle of said knife has at least two opposing sides and wherein said raised band is provided on each of said two opposing sides.
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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) | 1998-01-09 | 1998-07-11 | 1999-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-01-09 | 2002-07-11 | 2003-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-01-09 | 2006-07-11 | 2007-01-10 | $7700.00 | Window Closed / Lapsed |