Patent US4152884A successfully refreshed from Google Patents.
US4152884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lawn mower with catcher accommodation
Assignee: Jacobsen Manufacturing Co
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Filing: 1977-07-22
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Granted: 1979-05-08
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Expires: 1997-07-22
Abstract
Abstract A lawn mower with catcher accommodation and having a mower housing and a rear portion on the housing extending along an upright plane transverse to the mower central axis. A handle is attached to the housing and extends rearwardly therefrom and the housing has a grass clipping discharge opening directed to the rear on the mower and to one side of the central axis. The mower has a vertically mounted hinged door extending over the discharge opening and being swingable to an open position and against a spring. A grass catcher can be mounted on the mower and it has an adapter abutting the mower and in contact with the spring-urged door which secures the catcher on the mower. The mower door has an impact panel therein for engaging the materials blown and thrown by the mower and against the door when the door is closed.
Inventors
- 👤 Merlin H. Gandrud
- 👤 Neill C. Woelffer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:29
CPC Classifications
A; A01; A01D; A01D43/00; A01D43/06; A01D43/063; A01D2101/00; A01D34/00; A01D34/01; A01D34/412; A01D34/63
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
325 words
A lawn mower with catcher accommodation, comprising a mower housing having a fore-and-aft central axis and a rear portion rearwardly disposed relative to said axis and along an upright plane transverse to said central axis and said housing having opposite sides at the lateral limit positions of said housing and flanking said rear portion, a grass cutter bar in said housing, a handle attached to said housing and extending rearwardly thereof, said housing having a grass clipping discharge opening on said rear portion and directed rearwardly of said housing and toward said handle and being located on one side of said central axis, a door hingedly mounted on said housing on an upright hinge axis adjacent said central axis and extending in line with said upright plane of said housing rear portion to have said door extend over said discharge opening in the closed position and being hingedly movable off said discharge opening and through substantially 180 degrees, a spring on said housing and connected with said door to urge said door to its said closed position, grass catcher attachment portions spaced apart on said housing adjacent said upright plane and presenting horizontally faced abutment surfaces, and a bag type of grass catcher extending along said central axis and including an adapter of rigid material extending across one end of said catcher and with said adapter having a grass inlet opening extending through one side of said adapter and aligned with said discharge opening, said adapter extending along said upright plane and being removably attached to said mower housing by moving downwardly thereon in said upright plane and into contact with said attachment portions' abutment surfaces, said adapter being disposed to abut said door in the open position of said door and with said spring arranged to urge said door against said adapter to have the latter urged against said attachment portions and be held onto said mower through the spring force on said door.
Claim 2
Dependent Claim
325 words
A lawn mower with catcher accommodation, comprising a mower housing having a fore-and-aft central axis and a rear portion rearwardly disposed relative to said axis and along an upright plane transverse to said central axis and said housing having opposite sides at the lateral limit positions of said housing and flanking said rear portion, a grass cutter bar in said housing, a handle attached to said housing and extending rearwardly thereof, said housing having a grass clipping discharge opening on said rear portion and directed rearwardly of said housing and toward said handle and being located on one side of said central axis, a door hingedly mounted on said housing on an upright hinge axis adjacent said central axis and extending in line with said upright plane of said housing rear portion to have said door extend over said discharge opening in the closed position and being hingedly movable off said discharge opening and through substantially 180 degrees, a spring on said housing and connected with said door to urge said door to its said closed position, grass catcher attachment portions spaced apart on said housing adjacent said upright plane and presenting horizontally faced abutment surfaces, and a bag type of grass catcher extending along said central axis and including an adapter of rigid material extending across one end of said catcher and with said adapter having a grass inlet opening extending through one side of said adapter and aligned with said discharge opening, said adapter extending along said upright plane and being removably attached to said mower housing by moving downwardly thereon in said upright plane and into contact with said attachment portions' abutment surfaces, said adapter being disposed to abut said door in the open position of said door and with said spring arranged to urge said door against said adapter to have the latter urged against said attachment portions and be held onto said mower through the spring force on said door.
Claim 3
Dependent Claim
31 words
The lawn mower with catcher accommodation as claimed in claim 1, wherein said catcher includes attaching members removably attached to said mower handle for supporting said catcher on said mower handle.
Claim 4
Dependent Claim
37 words
The lawn mower with catcher accommodation as claimed in claim 2, wherein said catcher is of a width to have the opposite sides thereof disposed on the vertical planes of the lateral limits of said mower housing.
Claim 5
Dependent Claim
34 words
The lawn mower with catcher accommodation as claimed in claim 1, wherein said mower housing includes a recess on the rear portion thereof for receiving said door in the open position of said door.
Claim 6
Dependent Claim
30 words
The lawn mower with catcher accommodation as claimed in claim 1, wherein said catcher adapter is hingedly attached to the remainder of said catcher for opening to empty said catcher.
Claim 7
Dependent Claim
62 words
The lawn mower with catcher accommodation as claimed in claim 1, wherein said grass cutter bar in said housing has a cutting circle of movement, said upright plane being located within the cutting circle of said cutter bar for locating the center of gravity of said mower and said catcher in a location toward the center of rotation of said cutter bar.
Claim 8
Dependent Claim
153 words
A lawn mower with catcher accommodation, comprising a mower housing having a grass discharge opening therein, a grass cutter in said housing, a door hingedly mounted on said housing and extending uprightly across said discharge opening in a closed position of said door relative to said discharge opening and said door being movable away from said discharge opening to an open position, a spring engaged with said door for urging said door to the closed position, and an impact panel attached to said door and extending on the inside thereof in the closed position and within the lateral limits of said door and across said discharge opening and being spaced from the uprightly extending said door through the extent of said panel across said discharge opening and being free of any openings in the extent across said discharge opening, for intercepting objects moving in said discharge opening and when said door is closed.
Claim 9
Dependent Claim
153 words
A lawn mower with catcher accommodation, comprising a mower housing having a grass discharge opening therein, a grass cutter in said housing, a door hingedly mounted on said housing and extending uprightly across said discharge opening in a closed position of said door relative to said discharge opening and said door being movable away from said discharge opening to an open position, a spring engaged with said door for urging said door to the closed position, and an impact panel attached to said door and extending on the inside thereof in the closed position and within the lateral limits of said door and across said discharge opening and being spaced from the uprightly extending said door through the extent of said panel across said discharge opening and being free of any openings in the extent across said discharge opening, for intercepting objects moving in said discharge opening and when said door is closed.
Claim 10
Dependent Claim
47 words
The lawn mower with catcher accommodation as claimed in claim 7, wherein said door and said mower housing are arranged with a space therebetween at an edge of said door for the escape of material from said mower and past said door when said door is closed.
Claim 11
Dependent Claim
33 words
The lawn mower with catcher accommodation as claimed in claim 7, wherein said panel is of a resilient material for dampening the impact of objects thrown thereagainst in the operation of said mower.
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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) | 1982-05-07 | 1982-11-06 | 1983-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-05-07 | 1986-11-06 | 1987-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-05-07 | 1990-11-06 | 1991-05-08 | $7700.00 | Window Closed / Lapsed |