US4435115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dolly for lifting and carrying dead sows and the like
Assignee: Individual
•
Filing: 1981-08-19
•
Granted: 1984-03-06
•
Expires: 2001-08-19
Abstract
Abstract A dolly for lifting and carrying dead sows and the like from and in confined spaces, respectively. A platform on castors with a vertical back has a removable pulley, at their adjoinment, through which a cable first pulls the sow horizontally onto the platform and then vertically, after the pulley is removed, along the vertical back. The cable is pulled by a winch attached to the rear side of the vertical back.
Inventors
- 👤 Russell D. Orstad
- 👤 Durwood D. Orstad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:33
CPC Classifications
B; B62; B62B; B62B3/00; B62B3/04; A; A22; A22B; A22B7/00; A22B7/001; A22B7/006; B62B2202/00; B62B2202/42; B62B2203/00; B62B2203/10
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
168 words
A dolly for lifting and carrying dead sows and the like in a confined space, comprising: a substantially square platform supported by ground engaging wheels; a rectangular vertical back attached at one of its narrow edges to an edge of the platform; a means affixed to the vertical back for pulling a cable towards the upper end of the vertical back; a cable attached at one end to a means for temporary attachment to a leg of a dead sow and at its second end to the cable pulling means; and an operably removable means affixed to the dolly near the adjoinment of the platform and the vertical back for temporarily directing the path of the cable in a horizontal direction along the platform towards the adjoinment of the platform and the vertical back and then in a vertical direction along the vertical back, whereby a dead sow can be pulled onto the platform substantially to the point of adjoinment and then lifted upwards along the vertical back.
Claim 2
Dependent Claim
168 words
A dolly for lifting and carrying dead sows and the like in a confined space, comprising: a substantially square platform supported by ground engaging wheels; a rectangular vertical back attached at one of its narrow edges to an edge of the platform; a means affixed to the vertical back for pulling a cable towards the upper end of the vertical back; a cable attached at one end to a means for temporary attachment to a leg of a dead sow and at its second end to the cable pulling means; and an operably removable means affixed to the dolly near the adjoinment of the platform and the vertical back for temporarily directing the path of the cable in a horizontal direction along the platform towards the adjoinment of the platform and the vertical back and then in a vertical direction along the vertical back, whereby a dead sow can be pulled onto the platform substantially to the point of adjoinment and then lifted upwards along the vertical back.
Claim 3
Dependent Claim
24 words
A dolly for lifting and carrying dead sows and the like as recited in claim 1, wherein the cable pulling means is a winch.
Claim 4
Dependent Claim
67 words
A dolly for lifting and carrying dead sows and the like as recited in claim 2 wherein the winch is affixed at a convenient operating height on the side of the vertical back away from the platform and further comprising: means affixed to the upper end of the vertical back for guiding the cable from the drum of the winch over the top of the vertical member.
Claim 5
Dependent Claim
26 words
The dolly as recited in claim 2, wherein the temporarily directing means includes: a pin; and a clevis having opposing apertures for removably bearing the pin.
Claim 6
Dependent Claim
24 words
A dolly as recited in claim 2 wherein the ground engaging wheels are a plurality of casters, whereby the dolly can be maneuvered among
Claim 7
Dependent Claim
49 words
A dolly as recited in claim 2 further comprising: two spaced apart fixed wheels attached to the vertical member near its adjoinment to the platform, spaced above the ground and each in a vertical plane perpendicular to the vertical back whereby the dolly can be tilted back for two-wheeling.
Claim 8
Dependent Claim
42 words
A dolly as recited in claim 6 further comprising means for pivoting the two wheels attached to the vertical member out of operating positions into storage positions in order that they will not hamper the maneuvering of the dolly in close quarters.
Claim 9
Dependent Claim
49 words
A dolly as recited in claim 2 wherein the ground engaging wheels are: two spaced apart fixed wheels attached near the adjoinment of the platforms and the vertical member and each in a vertical plane perpendicular to the vertical member whereby the dolly may be tilted back for two-wheeling.
Claim 10
Dependent Claim
31 words
A dolly as recited in claim 8 wherein the ground engaging wheels further comprise at least one caster affixed to the bottom of the platform forward of the two fixed wheels.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-03-06 | 1987-09-05 | 1988-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-03-06 | 1991-09-05 | 1992-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-03-06 | 1995-09-05 | 1996-03-06 | $7700.00 | Window Closed / Lapsed |