Patent US6426145B1 successfully refreshed from Google Patents.
US3604071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One-piece plastic towel clamp
Assignee: Codman and Shurtleff Inc
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Filing: 1969-07-25
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Granted: 1971-09-14
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Expires: 1989-07-25
Abstract
Abstract A one-piece molded plastic clamp having coacting jaws laterally offset from the ends of a pair of substantially straight arms that are integral with an arcuately shaped hinge portion. A mechanism comprising a rack and a locking hook is located between the arms for releasably maintaining the jaws in a clamping relationship.
Inventors
- 👤 Harry G Reimels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:30
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/30; A61B17/28; A61B2017/2808; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44641; Y10T24/44744; Y10T24/44752
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
172 words
A clamp comprising: (1) a one-piece molded plastic element having two substantially straight arms and an arcuately shaped flexible portion connecting said arms, each of said arms having a jaw on the end thereof and said arcuate portion being effective to yieldingly maintain said jaws at a predetermined spaced relationship; (2) a rack having two spaced parallel toothed members extending inwardly from one of said arms with the teeth thereon facing said arcuate portion; and (3) a locking member extending inwardly from the other of said arms and having a hook at the end thereof in alignment with and facing said rack teeth and having a guiding lug on the end thereof positioned to pass between said toothed members to maintain alignment between said rack and said locking member and to prevent twisting of said jaws under stress, said hook being adapted to mesh with one of said rack teeth when said jaws are forced inwardly against the pressure of said arcuate portion to thereby maintain said jaws in a clamping relationship.
Claim 2
Dependent Claim
172 words
A clamp comprising: (1) a one-piece molded plastic element having two substantially straight arms and an arcuately shaped flexible portion connecting said arms, each of said arms having a jaw on the end thereof and said arcuate portion being effective to yieldingly maintain said jaws at a predetermined spaced relationship; (2) a rack having two spaced parallel toothed members extending inwardly from one of said arms with the teeth thereon facing said arcuate portion; and (3) a locking member extending inwardly from the other of said arms and having a hook at the end thereof in alignment with and facing said rack teeth and having a guiding lug on the end thereof positioned to pass between said toothed members to maintain alignment between said rack and said locking member and to prevent twisting of said jaws under stress, said hook being adapted to mesh with one of said rack teeth when said jaws are forced inwardly against the pressure of said arcuate portion to thereby maintain said jaws in a clamping relationship.
Claim 3
Dependent Claim
14 words
The clamp of claim 1 further comprising a reinforcing rib connecting said toothed members.
Claim 4
Dependent Claim
43 words
The clamp of claim 1 further comprising release means associated with at least one of said rack and said locking member for releasing said hook from said rack tooth to enable said arcuate portion to return said jaws to said predetermined spaced relationship.
Claim 5
Dependent Claim
25 words
The clamp of claim 3 wherein said release means comprises a lever extending outwardly from said locking member in the direction of said arcuate portion.
References Cited (Backward Citations)
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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) | 1974-09-13 | 1975-03-15 | 1975-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-13 | 1979-03-15 | 1979-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-13 | 1983-03-15 | 1983-09-14 | $7700.00 | Window Closed / Lapsed |