US3713688A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple position overhead guard
Assignee: Hyster Co
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Filing: 1970-10-27
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Granted: 1973-01-30
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Expires: 1990-10-27
Abstract
Abstract A multiple position overhead guard for an industrial truck is disclosed. The present embodiment shows an upright position and a lowered position. In its lowered position, the overhead guard permits the industrial truck to negotiate entrances having restricted overhead clearance. In both positions the guard may be secured rigidly to the truck chassis.
Inventors
- 👤 J Monroe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:54
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/07545
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
In an industrial truck having a chassis, an extensible mast at its forward end, a counterweight at its rearward end, an overhead guard on said truck comprising: strut means mounted on said chassis; a horizontal protective platform including a plurality of downwardly depending legs, said platform being detachably connected to said strut means; and link means for lowering said horizontal platform, said link means including a first pivot bracket mounted on said chassis rearwardly of said strut means; a first pivotable link connecting said horizontal platform to said first pivot bracket; a second pivot bracket connected to one of said downwardly depending legs; and a second pivotable link interposed between said first and second pivot bracket parallel to said first link.
Claim 2
Dependent Claim
121 words
In an industrial truck having a chassis, an extensible mast at its forward end, a counterweight at its rearward end, an overhead guard on said truck comprising: strut means mounted on said chassis; a horizontal protective platform including a plurality of downwardly depending legs, said platform being detachably connected to said strut means; and link means for lowering said horizontal platform, said link means including a first pivot bracket mounted on said chassis rearwardly of said strut means; a first pivotable link connecting said horizontal platform to said first pivot bracket; a second pivot bracket connected to one of said downwardly depending legs; and a second pivotable link interposed between said first and second pivot bracket parallel to said first link.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-01-30 | 1976-07-31 | 1977-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-30 | 1980-07-31 | 1981-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-30 | 1984-07-31 | 1985-01-30 | $7700.00 | Window Closed / Lapsed |