US3192589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separable fastener
Assignee: Individual
•
Filing: 1960-07-18
•
Granted: 1965-07-06
•
Expires: 1980-07-18
Abstract
No abstract record available.
Inventors
- 👤 Raymond C Pearson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:39
CPC Classifications
B; B29; B29C; B29C67/00; B29C67/0044; A; A44; A44B; A44B18/00; A44B18/0046; A44B18/0053; B29L; B29L2031/00; B29L2031/727; Y; Y10; Y10S; Y10S74/00; Y10S74/10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1498; Y10T24/27; Y10T24/2792; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18088; Y10T74/18128; Y10T74/18136
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
IN HERMAPHRODITIC FASTENERS OF THE CHARACTER DESCRIBED, A FASTENER ELEMENT COMPRISING A SHEET, A MULTIPLICITY OF STUDS DISPOSED ON ONE SURFACE OF THE SHEET; EACH STUD BEING IN THE FORM OF A SOLID OF REVOLUTION, COMPRISING A POST SURMOUNTED BY AN ENLARGED HEAD; SAID STUDS BEING DISPOSED IN STAGGERED ROWS, THE SPACING BETWEEN SAID STUD POSTS BEING SUBSTANTIALLY EQUAL TO THAT OF THE ENLARGED HEADS, IN DIRECTIONS LONGITUDINAL AND TRANSVERSE TO SAID ROWS, THE SPACING BETWEEN STUD HEADS CORRESPONDING SUBSTANTIALLY TO POST THICKNESS; SAID SHEET BEING ADAPTED TO BE SECURED TO A FLEXIBLE SUPPORT; SAID STUDS BEING ADAPTED TO SECURE THEMSELVES TO STUDS OF A COMPANION MEMBER OF LIKE CONSTRUCTION, WHEREBY UPON AXIAL APPROXIMATION OF THE STUDS FOR INTERLOCK, SAID SHEET ELASTICALLY DEFORMS, THAT HEADS OF STUDS MAY PASS AND SETTLE UNDER EACH OTHER AND RESIST SEPARATION AGAINST FORCES PERPENDICULAR AND PARALLEL TO AXIS OF INTERLOCKED STUDS, AND UNDER RADIALLY APPLIED STRAIN TO SAID SHEET RELEASE AND EFFECT SEPARATION OF COMPANION MEMBER.
Claim 2
Dependent Claim
162 words
IN HERMAPHRODITIC FASTENERS OF THE CHARACTER DESCRIBED, A FASTENER ELEMENT COMPRISING A SHEET, A MULTIPLICITY OF STUDS DISPOSED ON ONE SURFACE OF THE SHEET; EACH STUD BEING IN THE FORM OF A SOLID OF REVOLUTION, COMPRISING A POST SURMOUNTED BY AN ENLARGED HEAD; SAID STUDS BEING DISPOSED IN STAGGERED ROWS, THE SPACING BETWEEN SAID STUD POSTS BEING SUBSTANTIALLY EQUAL TO THAT OF THE ENLARGED HEADS, IN DIRECTIONS LONGITUDINAL AND TRANSVERSE TO SAID ROWS, THE SPACING BETWEEN STUD HEADS CORRESPONDING SUBSTANTIALLY TO POST THICKNESS; SAID SHEET BEING ADAPTED TO BE SECURED TO A FLEXIBLE SUPPORT; SAID STUDS BEING ADAPTED TO SECURE THEMSELVES TO STUDS OF A COMPANION MEMBER OF LIKE CONSTRUCTION, WHEREBY UPON AXIAL APPROXIMATION OF THE STUDS FOR INTERLOCK, SAID SHEET ELASTICALLY DEFORMS, THAT HEADS OF STUDS MAY PASS AND SETTLE UNDER EACH OTHER AND RESIST SEPARATION AGAINST FORCES PERPENDICULAR AND PARALLEL TO AXIS OF INTERLOCKED STUDS, AND UNDER RADIALLY APPLIED STRAIN TO SAID SHEET RELEASE AND EFFECT SEPARATION OF COMPANION MEMBER.
References Cited (Backward Citations)
FR956320A
Cited
DE715587C
Cited
US2541728A
Cited
US2499898A
Cited
FR1037455A
Cited
US2772469A
Cited
US2907066A
Cited
US2841850A
Cited
US3020613A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |