Patent US3604735A successfully refreshed from Google Patents.
Patent US3880469A successfully refreshed from Google Patents.
US3880469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilizer for dump box
Assignee: TYLER A MN Ltd PARTNERSHIP LP
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Filing: 1973-05-22
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Granted: 1975-04-29
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Expires: 1993-05-22
Abstract
Abstract A stabilizer for a high dump box which is operable to provide a stable support for the box and vehicle carrying the box when the box is dumped, and is easily stowed in a storage position when not in use.
Inventors
- 👤 Harley A Harrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:28
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/04; B60P1/16; B60P1/165; B60P1/045
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
306 words
A stabilizer support for a tilting box mounted onto a frame for dumping movement about a tilting axis, including a fluid pressure actuated cylinder assembly, mounting means to pivotally mount a first end of said cylinder assembly to said frame including first means pivotally mounted to said frame about a first axis extending substantially parallel to said tilting axis and positioned inwardly from an adjacent side edge of said frame, which adjacent side edge extends in a direction generally along said first axis, said first means including an elongated support section, second means connected to said cylinder assembly and pivotally mounted to said elongated support section about a second axis at substantially right angles to said first axis, said second means being positioned on the elongated support section to offset said cylinder assembly laterally outward from said first axis so that said cylinder assembly is outwardly from said adjacent side edge of said frame when the second axis is substantially horizontal, means to releasably lock said elongated support section in a first position wherein said second axis extends generally horizontally and the cylinder assembly extends downwardly under gravity about said second axis and the first means is restrained from movement about said first axis, means on a second end of said cylinder assembly adapted to engage the ground when said cylinder assembly is in said first position and is actuated, means to actuate said cylinder assembly under fluid pressure, and means to release said releasable lock means to permit said cylinder assembly to be rotated about said first axis to position wherein said second axis and said elongated support section extend generally uprightly, and said cylinder assembly being rotatable about said second axis to a storage position generally parallel to the first axis and inwardly toward the center of the frame from said adjacent side edge.
Claim 2
Dependent Claim
306 words
A stabilizer support for a tilting box mounted onto a frame for dumping movement about a tilting axis, including a fluid pressure actuated cylinder assembly, mounting means to pivotally mount a first end of said cylinder assembly to said frame including first means pivotally mounted to said frame about a first axis extending substantially parallel to said tilting axis and positioned inwardly from an adjacent side edge of said frame, which adjacent side edge extends in a direction generally along said first axis, said first means including an elongated support section, second means connected to said cylinder assembly and pivotally mounted to said elongated support section about a second axis at substantially right angles to said first axis, said second means being positioned on the elongated support section to offset said cylinder assembly laterally outward from said first axis so that said cylinder assembly is outwardly from said adjacent side edge of said frame when the second axis is substantially horizontal, means to releasably lock said elongated support section in a first position wherein said second axis extends generally horizontally and the cylinder assembly extends downwardly under gravity about said second axis and the first means is restrained from movement about said first axis, means on a second end of said cylinder assembly adapted to engage the ground when said cylinder assembly is in said first position and is actuated, means to actuate said cylinder assembly under fluid pressure, and means to release said releasable lock means to permit said cylinder assembly to be rotated about said first axis to position wherein said second axis and said elongated support section extend generally uprightly, and said cylinder assembly being rotatable about said second axis to a storage position generally parallel to the first axis and inwardly toward the center of the frame from said adjacent side edge.
Claim 3
Dependent Claim
248 words
A stabilizer support for a tilting box mounted onto a frame for dumping movement about a tilting axis, including a fluid pressure actuated cylinder assembly, mounting means to pivotaLly mount a first end of said cylinder assembly to said frame about a first axis extending substantially parallel to said tilting axis, and about a second axis at substantially right angles to said first axis, means to releasably lock said mounting means in a first position wherein said second axis extends generally horizontally and the cylinder assembly extends downwardly under gravity about said second axis and is restrained from movement about said first axis, foot plate means on a second end of said cylinder assembly adapted to engage the ground when said cylinder assembly is in said first position and is actuated, means to release said releasable lock means to permit said cylinder assembly to be rotated about said first axis to position wherein said second axis extends generally uprightly, said cylinder assembly being rotatable about said second axis to a storage position generally parallel to said first axis, support means on said frame supporting the second end of said cylinder to hold said cylinder assembly in said storage position, said cylinder assembly including an outer cylinder member and a longitudinally extendable and retractable rod, and guide means cooperating between said cylinder member and said extendable and retractable rod to guide said rod to a predetermined rotational position with respect to said cylinder member as said rod is retracted.
Claim 4
Dependent Claim
248 words
A stabilizer support for a tilting box mounted onto a frame for dumping movement about a tilting axis, including a fluid pressure actuated cylinder assembly, mounting means to pivotaLly mount a first end of said cylinder assembly to said frame about a first axis extending substantially parallel to said tilting axis, and about a second axis at substantially right angles to said first axis, means to releasably lock said mounting means in a first position wherein said second axis extends generally horizontally and the cylinder assembly extends downwardly under gravity about said second axis and is restrained from movement about said first axis, foot plate means on a second end of said cylinder assembly adapted to engage the ground when said cylinder assembly is in said first position and is actuated, means to release said releasable lock means to permit said cylinder assembly to be rotated about said first axis to position wherein said second axis extends generally uprightly, said cylinder assembly being rotatable about said second axis to a storage position generally parallel to said first axis, support means on said frame supporting the second end of said cylinder to hold said cylinder assembly in said storage position, said cylinder assembly including an outer cylinder member and a longitudinally extendable and retractable rod, and guide means cooperating between said cylinder member and said extendable and retractable rod to guide said rod to a predetermined rotational position with respect to said cylinder member as said rod is retracted.
Claim 5
Dependent Claim
66 words
The combination of claim 2 wherein said guide means comprise a pair of flat members which align with each other when the rod is retracted in said cylinder and properly rotationally positioned, said support including a portion aligning with said flat members, and means cooperating between said portion and said flat members to latch said flat members to said support to resist extension of said rod.
Claim 6
Dependent Claim
63 words
The combination as specified in claim 3, and a second fluid pressure actuated cylinder assembly on said box, a fluid pressure control valve means connecting said valve to control said fluid pressure actuated cylinder assemblies in parallel, said means to latch said rod of said first mentioned cylinder assembly permitting operation of said second cylinder assembly without operating said first mentioned cylinder assembly.
Claim 7
Dependent Claim
204 words
A stabilizer support for a tilting box mounted onto a frame for dumping movement about a tilting axis, including a fluid pressure actuated cylinder assembly, mounting means to pivotally mount a first end of said cylinder assembly to said frame about a first axis extending substantially parallel to said tilting axis and about a second axis at substantially right angles to said first axis, said mounting means comprising a tubular member fixedly attached to one end of said cylinder assembly, said tubular member having a central axis coinciding with said second axis, a pin, said pin having head means rotatably mounted to said frame about said first axis, said tubular member being rotatably mounted on said pin, means to releasably lock said pin with respect to said frame in a first position wherein said second axis extends substantially horizontally and the cylinder assembly extends downwardly under gravity about said second axis and is restrained from movement about said first axis by said releasable lock means, foot plate means on a second end of said cylinder assembly adapted to engage the ground when said cylinder assembly is in its said first position and is actuated, and means to actuate said cylinder assembly under fluid pressure.
Claim 8
Dependent Claim
204 words
A stabilizer support for a tilting box mounted onto a frame for dumping movement about a tilting axis, including a fluid pressure actuated cylinder assembly, mounting means to pivotally mount a first end of said cylinder assembly to said frame about a first axis extending substantially parallel to said tilting axis and about a second axis at substantially right angles to said first axis, said mounting means comprising a tubular member fixedly attached to one end of said cylinder assembly, said tubular member having a central axis coinciding with said second axis, a pin, said pin having head means rotatably mounted to said frame about said first axis, said tubular member being rotatably mounted on said pin, means to releasably lock said pin with respect to said frame in a first position wherein said second axis extends substantially horizontally and the cylinder assembly extends downwardly under gravity about said second axis and is restrained from movement about said first axis by said releasable lock means, foot plate means on a second end of said cylinder assembly adapted to engage the ground when said cylinder assembly is in its said first position and is actuated, and means to actuate said cylinder assembly under fluid pressure.
Claim 9
Dependent Claim
47 words
The combination as specified in claim 5 wherein said cylinder assembly includes a cylinder member and an extendable and retractable rod, and wherein said tubular member is attached to said cylinder member, and means to pivotally mount said foot plate to the outer end of said rod.
Claim 10
Dependent Claim
42 words
The combination as specified in claim 5 wherein said releasable lock means comprises upstanding ears fixed along one edge of said frame, and spaced apart to receive said tubular member therebetween, and means to releasably retain said tubular member between said ears.
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) | 1978-04-28 | 1978-10-28 | 1979-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-04-28 | 1982-10-28 | 1983-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-04-28 | 1986-10-28 | 1987-04-29 | $7700.00 | Window Closed / Lapsed |