Patent US3285487A successfully refreshed from Google Patents.
US3285487A
Expired / Lapsed
US
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Spreader bar having rollers thereon
Assignee: Huyck Corp
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Filing: 1965-01-19
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Granted: 1966-11-15
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Expires: 1985-01-19
Abstract
No abstract record available.
Inventors
- 👤 Warren R Furbeck
- 👤 Philip H Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:31
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/02; B65H23/022; B65H23/025; B65H23/0258
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A BAR FOR APPLYING OPPOSING FORCES TRANSVERSE TO THE PATH OF TRAVEL OF A SHEET OF MATERIAL PASSED OVER SAID BAR, SAID BAR COMPRISING AN ARCUATE, STATIONARY CENTER MEMBER, OUTER STRAIGHT STATIONARY MEMBERS MOUNTED IN AXIAL ALIGNMENT WITH THE ENDS OF SAID ARCUATE MEMBER AT THE OPPOSITE ENDS THEREOF, AND ROTATABLE MEMBERS MOUNTED INTERMEDIATE SAID ARCUATE MEMBER AND EACH OF SAID STATIONARY MEMBERS, SAID ROTATABLE MEMBERS BEING IN AXIAL ALIGNMENT WITH THE END OF SAID ARCUATE, STATIONARY MEMBER AND SAID OUTER STATIONARY MEMBER AND BEING MOUNTED FOR ROTATION ABOUT SAID AXIS, SAID AXIS BEING ANGULARLY DISPOSED TO THE PATH OF TRAVEL OF A SHEET OF MATERIAL PASSED OVER SAID BAR.
Claim 2
Dependent Claim
110 words
A BAR FOR APPLYING OPPOSING FORCES TRANSVERSE TO THE PATH OF TRAVEL OF A SHEET OF MATERIAL PASSED OVER SAID BAR, SAID BAR COMPRISING AN ARCUATE, STATIONARY CENTER MEMBER, OUTER STRAIGHT STATIONARY MEMBERS MOUNTED IN AXIAL ALIGNMENT WITH THE ENDS OF SAID ARCUATE MEMBER AT THE OPPOSITE ENDS THEREOF, AND ROTATABLE MEMBERS MOUNTED INTERMEDIATE SAID ARCUATE MEMBER AND EACH OF SAID STATIONARY MEMBERS, SAID ROTATABLE MEMBERS BEING IN AXIAL ALIGNMENT WITH THE END OF SAID ARCUATE, STATIONARY MEMBER AND SAID OUTER STATIONARY MEMBER AND BEING MOUNTED FOR ROTATION ABOUT SAID AXIS, SAID AXIS BEING ANGULARLY DISPOSED TO THE PATH OF TRAVEL OF A SHEET OF MATERIAL PASSED OVER SAID BAR.
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) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |