Patent US3097825A successfully refreshed from Google Patents.
US3097825A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire spreader
Assignee: Bishman Manufacturing Co
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Filing: 1961-04-04
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Granted: 1963-07-16
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Expires: 1981-04-04
Abstract
No abstract record available.
Inventors
- 👤 Walter F Ruhland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:36
CPC Classifications
B; B60; B60C; B60C25/00; B60C25/14; B60C25/142; B60C25/002
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
210 words
A TIRE SPREADING APPARATUS COMPRISING A FRAME, TIRE ENGAGING MEANS ATTACHED TO ONE END OF SAID FRAME FOR SECURELY RETAINING A PORTION OF ONE BEAD OF SAID TIRE IN A FIXED POSITION WITH RESPECT OF SAID FRAME, A PRESSURE CYLINDER AFFIXED TO THE END OF SAID FRAME OPPOSITE SAID FIRST TIRE ENGAGING MEANS, SAID PRESSURE CYLINDER HAVING A MOVABLE PRESSURE ELEMENT OPERATIVELY ASSOCIATED THEREWITH,SAID MOVABLE PRESSURE ELEMENT BEING ADAPTED TO MOVE ALONG A PATH EXTENDING AWAY FROM SAID FIRST TIRE ENGAGING MEANS AND SAID PRESSURE CYLINDER, VERTICALLY DISPOSED LEVER MEANS PIVOTALLY CONNECTED AT THE LOWER END THEREOF OF SAID FRAME, A SECOND TIRE ENGAGING MEANS CONNECTED TO THE UPPER END OF SAID LEVER MEANS FOR GRIPPING A PORTION OF THE OTHER BEAD OF SAID TIRE OPPOSITE SAID ONE BEAD, A FIRST LINKAGE MEANS PIVOTALLY CONNECTED AT ONE END THEREOF SAID LEVER MEANS AND PIVOTALLY CONNECTED AT THE OTHER END THEREOF TO SAID PRESSURE ELEMENT WHEREBY OUTWARD MOVEMENT OF SAID PRESSURE ELEMENT IS ADAPTED TO CAUSE PIVOTAL MOVEMENT OF SAID LEVER MEANS AND SAID SECOND TIRE ENGAGING MEANS WITH RESPECT TO SAID FRAME THEREBY SPREADING APART THE WALLS OF SAID TIRE, A TIRE SUPPORT CARRIAGE, SAID TIRE SUPPORT CARRIAGE BEING MOUNTED ON SAID FRAME FOR SLIDING MOVEMENT IN THE DIRECTION OF
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) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |