Patent US1387304A successfully refreshed from Google Patents.
Patent US3361277A successfully refreshed from Google Patents.
← Back to Patent Explorer
US3361277A Expired / Lapsed US ⏱️ 0.0 years remaining

Flexible transport for self-propelled swathers

Assignee: MARVIN A SCHAEFFER
•
Filing: 1965-09-13
•
Granted: 1968-01-02
•
Expires: 1985-09-13
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Verle O Johnson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 15:07
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/12; B60P3/125

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 173 words
A TRANSPORT UNIT COMPRISING A FRAMEWORK MEANS FOR ATTACHING A TOWING VEHICLE TO SAID FRAMEWORK, SAID FRAMEWORK HAVING A PAIR OF SUBSTANTIALLY ARCUATE DISHED MEMBERS ATTACHED THERETO FOR RECEIVING THE FORWARD WHEELS OF A VEHICLE TO BE TOWED, A PLURALITY OF RAMPS AND HINGED ADJACENTLY TO SAID DISHED MEMBERS, MEANS FOR LOCKING SAID TOWED VEHICLE INTO SAID DISHED MEMBERS, INCLUDING CHAINS ATTACHED TO SAID FRAMEWORK, SAID CHAINS BEING ADAPTED TO PASS OVER THE AXLE PORTIONS OF SAID TOWED VEHICLE WHEELS AND ADAPTED TO BE ATTACHED TO SAID RAMPS WHEN SAID RAMPS ARE IN RAISED POSITION, SAID FRAMEWORK INCLUDING AN ELONGATED SUBSTANTIALLY HORIZONTALLY POSITIONED TUBE, SAID FRAMEWORK INCLUDING SIDE PORTIONS HINGED TO SAID TUBE, SAID DISHED MEMBERS COMPRISING A PAIR OF THE SAME, EACH OF WHICH IS ADAPTED TO RECEIVE A DUAL WHEEL CONSTRUCTION, THERE BEING A PAIR OF SAID RAMPS TO ACCOMMODATE EACH OF SAID DISHED MEMBERS, TRANSVERSE CHANNELS ATTACHED ACROSS SAID RAMPS, REARWARDLY EXTENDING SUPPORTS, SHAFTS MOUNTED IN SAID SUPPORTS, SAID RAMPS BEING HINGED TO SAID SHAFTS, WHEELS JOURNALLED ON SAID SHAFTS.
Claim 2
Dependent Claim 173 words
A TRANSPORT UNIT COMPRISING A FRAMEWORK MEANS FOR ATTACHING A TOWING VEHICLE TO SAID FRAMEWORK, SAID FRAMEWORK HAVING A PAIR OF SUBSTANTIALLY ARCUATE DISHED MEMBERS ATTACHED THERETO FOR RECEIVING THE FORWARD WHEELS OF A VEHICLE TO BE TOWED, A PLURALITY OF RAMPS AND HINGED ADJACENTLY TO SAID DISHED MEMBERS, MEANS FOR LOCKING SAID TOWED VEHICLE INTO SAID DISHED MEMBERS, INCLUDING CHAINS ATTACHED TO SAID FRAMEWORK, SAID CHAINS BEING ADAPTED TO PASS OVER THE AXLE PORTIONS OF SAID TOWED VEHICLE WHEELS AND ADAPTED TO BE ATTACHED TO SAID RAMPS WHEN SAID RAMPS ARE IN RAISED POSITION, SAID FRAMEWORK INCLUDING AN ELONGATED SUBSTANTIALLY HORIZONTALLY POSITIONED TUBE, SAID FRAMEWORK INCLUDING SIDE PORTIONS HINGED TO SAID TUBE, SAID DISHED MEMBERS COMPRISING A PAIR OF THE SAME, EACH OF WHICH IS ADAPTED TO RECEIVE A DUAL WHEEL CONSTRUCTION, THERE BEING A PAIR OF SAID RAMPS TO ACCOMMODATE EACH OF SAID DISHED MEMBERS, TRANSVERSE CHANNELS ATTACHED ACROSS SAID RAMPS, REARWARDLY EXTENDING SUPPORTS, SHAFTS MOUNTED IN SAID SUPPORTS, SAID RAMPS BEING HINGED TO SAID SHAFTS, WHEELS JOURNALLED ON SAID SHAFTS.

References Cited (Backward Citations)

US2391503A Cited
US2776063A Cited
US3147871A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-01-01 1971-07-03 1972-01-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-01-01 1975-07-03 1976-01-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-01-01 1979-07-03 1980-01-02 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag