← Back to Patent Explorer
US3357580A Expired / Lapsed US ⏱️ 0.0 years remaining

Bale stack loaders and unloaders

Assignee: Individual
•
Filing: 1966-01-24
•
Granted: 1967-12-12
•
Expires: 1986-01-24
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Gerhard E Schettler
  • 👤 Emery L Schettler

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 21:52
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/04; B60P1/16; A; A01; A01D; A01D87/00; A01D87/12; A01D87/126

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 175 words
A BALE STACK LOADER AND UNLOADER, COMPRISING: A WHEEL AND AXLE SUPPORTED CHASSIS HAVING A PIVOT AT EACH OF THE REAR CORNERS THEREOF; A U-SHAPED FRAMEWORK NORMALLY RESTING ON SAID CHASSIS, WITH THE BASE OF THE U EXTENDING THEREOVER, AND EACH LEG OF THE U FORKED TO SPAN AND HINGE ON ONE OF SAID PIVOTS; A SERIES OF ELONGATED STAKE RUNNERS HAVING ONE END OF EACH RELEASABLY SECURED IN SPACED RELATION TO AND ALONG THE FRAMEWORK BASE, WITH THEIR FREE ENDS POINTED AND PROJECTING UPWARDLY AT RIGHT ANGLES THEREFROM; A FLUID-OPERABLE RAM INTERPOSED BETWEEN THE AXLE OF THE CHASSIS AND THE FORWARD PART OF THE FRAMEWORK, FOR SWINGING SAID FRAMEWORK ON THE PIVOTS TO A HORIZONTAL DEPOSIT OF THE RUNNERS ON THE GROUND, AND FOR RETURN OF THE FRAMEWORK, WITH THE RUNNERS, TO THE ORIGINAL RESTING POSITION ON THE CHASSIS; A PLATFORM CARRIED BY THE FRAMEWORK FOR RECEIVING BALES THEREON; SAID BALES ADAPTED TO BE SUPPORTED ON THE RUNNERS, DURING SAID FRAMEWORK MOVEMENT; AND MEANS FOR CONNECTING SAID RAM WITH A SOURCE OF FLUID POWER.
Claim 2
Dependent Claim 175 words
A BALE STACK LOADER AND UNLOADER, COMPRISING: A WHEEL AND AXLE SUPPORTED CHASSIS HAVING A PIVOT AT EACH OF THE REAR CORNERS THEREOF; A U-SHAPED FRAMEWORK NORMALLY RESTING ON SAID CHASSIS, WITH THE BASE OF THE U EXTENDING THEREOVER, AND EACH LEG OF THE U FORKED TO SPAN AND HINGE ON ONE OF SAID PIVOTS; A SERIES OF ELONGATED STAKE RUNNERS HAVING ONE END OF EACH RELEASABLY SECURED IN SPACED RELATION TO AND ALONG THE FRAMEWORK BASE, WITH THEIR FREE ENDS POINTED AND PROJECTING UPWARDLY AT RIGHT ANGLES THEREFROM; A FLUID-OPERABLE RAM INTERPOSED BETWEEN THE AXLE OF THE CHASSIS AND THE FORWARD PART OF THE FRAMEWORK, FOR SWINGING SAID FRAMEWORK ON THE PIVOTS TO A HORIZONTAL DEPOSIT OF THE RUNNERS ON THE GROUND, AND FOR RETURN OF THE FRAMEWORK, WITH THE RUNNERS, TO THE ORIGINAL RESTING POSITION ON THE CHASSIS; A PLATFORM CARRIED BY THE FRAMEWORK FOR RECEIVING BALES THEREON; SAID BALES ADAPTED TO BE SUPPORTED ON THE RUNNERS, DURING SAID FRAMEWORK MOVEMENT; AND MEANS FOR CONNECTING SAID RAM WITH A SOURCE OF FLUID POWER.

References Cited (Backward Citations)

US2726115A Cited
US3013682A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-12-11 1971-06-12 1971-12-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-12-11 1975-06-12 1975-12-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-12-11 1979-06-12 1979-12-12 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag