Patent US4062498A successfully refreshed from Google Patents.
US4062498A
Expired / Lapsed
US
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Mobile wood chipper unit
Assignee: Individual
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Filing: 1975-11-13
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Granted: 1977-12-13
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Expires: 1995-11-13
Abstract
Abstract A mobile wood chipper unit for chipping preferably thin trees or branches left on the ground when felling trees. The unit comprises a chipper having a feeder which preferably can be directed towards both sides of the chipping unit and is adjustable both in the vertical and the horizontal plane. The chips are then transferred to a container.
Inventors
- 👤 Pertti Leo Juhani Szepaniak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:14
CPC Classifications
A; A01; A01G; A01G23/00; A01G23/02; A01G23/08; A01G23/093; A01G3/00; A01G3/002; B; B27; B27L; B27L11/00; B27L11/002
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
56 words
A mobile wood chipper unit comprising: a chipper with feeding means; a lifting means for transferring trees into the feeding means of the chipper; a tippable chip container; a chip transfer pipe connecting the chipper to the chip container; and net-like means covering the chip container to prevent chips from being hurled out of the container.
Claim 2
Dependent Claim
56 words
A mobile wood chipper unit comprising: a chipper with feeding means; a lifting means for transferring trees into the feeding means of the chipper; a tippable chip container; a chip transfer pipe connecting the chipper to the chip container; and net-like means covering the chip container to prevent chips from being hurled out of the container.
Claim 3
Dependent Claim
23 words
A wood chipper unit as claimed in claim 1, wherein the feeding means of the chipper can be directed in the horizontal plane.
Claim 4
Dependent Claim
23 words
A wood chipper unit as claimed in claim 1, wherein the feeding means of the chipper can be directed in the vertical plane.
Claim 5
Dependent Claim
22 words
A wood chipper unit as claimed in claim 2, wherein the chipper is arranged to follow turning motion of the feeding means.
Claim 6
Dependent Claim
29 words
A wood chipper unit as claimed in claim 1, wherein said lifting means is arranged to follow motion of the feeding means of the chipper in the horizontal plane.
Claim 7
Dependent Claim
23 words
A wood chipper unit as claimed in claim 1, wherein the chip transfer pipe is flexible and detachably connected to the chip container.
References Cited (Backward Citations)
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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) | 1980-12-12 | 1981-06-13 | 1981-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-12-12 | 1985-06-13 | 1985-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-12-12 | 1989-06-13 | 1989-12-13 | $7700.00 | Window Closed / Lapsed |