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US3574272A Expired / Lapsed US ⏱️ 0.0 years remaining

Combination lawnmower and leaf rake

Assignee: Individual
•
Filing: 1969-04-01
•
Granted: 1971-04-13
•
Expires: 1989-04-01
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Abstract

Abstract A rotary lawnmower and leaf rake includes a wheeled housing with a discharge opening therein. Chute means are secured to the housing in communication with the discharge opening and support means are secured to the housing and extend upwardly and rearwardly therefrom. A carrier bag and an inner bag removably received within the carrier bag have closed rearward ends and have their forward ends surrounding the chute means and held to the chute means by means of a resilient band.

Inventors

  • 👤 Ralph W Krewson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 21:00
CPC Classifications
A; A01; A01D; A01D43/00; A01D43/06; A01D43/063; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D2101/00

Claims Analysis

Total Claims: 8
Claim 1
Independent Claim 159 words
In combination: A rotary lawn mower having a wheeled housing with the discharge opening therein; chute means secured to said housing and having an open forward end in communication with said discharge opening and having an open rearward end; support means secured to said housing and extending rearwardly therefrom; a carrier bag having rearward and forward ends, said forward end of said carrier bag being open and surrounding said open rearward end of said chute means; an inner bag removably received within said carrier bag, said inner bag having closed rearward end and an open end, said forward end of said inner bag surrounding said rearward end of said chute means and being surrounded by said forward end of said carrier bag; and resilient means connected to said forward end of said carrier bag, said resilient means surrounding said forward end of said inner bag for detachably securing said carrier bag and said inner bag to said chute means.
Claim 2
Dependent Claim 159 words
In combination: A rotary lawn mower having a wheeled housing with the discharge opening therein; chute means secured to said housing and having an open forward end in communication with said discharge opening and having an open rearward end; support means secured to said housing and extending rearwardly therefrom; a carrier bag having rearward and forward ends, said forward end of said carrier bag being open and surrounding said open rearward end of said chute means; an inner bag removably received within said carrier bag, said inner bag having closed rearward end and an open end, said forward end of said inner bag surrounding said rearward end of said chute means and being surrounded by said forward end of said carrier bag; and resilient means connected to said forward end of said carrier bag, said resilient means surrounding said forward end of said inner bag for detachably securing said carrier bag and said inner bag to said chute means.
Claim 3
Dependent Claim 23 words
The combination of claim 1 wherein said inner bag is comprised of a disposable plastic material having a plurality of perforations formed therein.
Claim 4
Dependent Claim 26 words
The combination of claim 1 wherein said chute means has a peripheral groove formed therein at its rearward end adapted to receive said resilient means therein.
Claim 5
Dependent Claim 43 words
The combination of claim 1 wherein said carrier bag has a fabric body portion and an insert member provided therein, said insert member being of a loosely knit construction to permit Air to be discharged therethrough from the interior of said carrier bag.
Claim 6
Dependent Claim 26 words
The combination of claim 1 wherein said carrier bag has an opening formed therein along its length to permit said inner bag to be inserted therethrough.
Claim 7
Dependent Claim 175 words
The combination of claim 1 wherein said support means comprises: a bracket secured to the top surface of said housing and having opposite ends; said bracket including a horizontal base portion and opposite sidewalls extending upwardly therefrom: each of said sidewalls having an inclined slot formed therein and extending thereinto intermediate their ends, each of said sidewalls having a substantially vertical slot formed therein extending upwardly from the inner ends of said inclined slots; an arm member having first and second pin members extending laterally therefrom adjacent one end thereof, said first and second pin members being adapted to be slidably received by said inclined slots to permit said pin members to be pivotally mounted in said vertical slots at times; and slide member slidably mounted on said base portion and having a vertical portion adapted to selectively engage said arm member to limit the pivotal movement of said arm member in one direction, the engagement of said slide member and said arm member causing said pin members to be maintained in said vertical slots.
Claim 8
Dependent Claim 79 words
The combination of claim 6 wherein: said arm member being removable from said bracket by pivoting said arm member with respect to said bracket to permit said pin members to disengage from said slots; and said slide member being movable towards said slots to increase the angle of repose of said arm member with respect to said housing and movable away from said slots to decrease the angle of repose of said arm member with respect to said housing.

References Cited (Backward Citations)

US2829734A Cited
US3213600A Cited
US3364663A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-04-12 1974-10-12 1975-04-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-04-12 1978-10-12 1979-04-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-04-12 1982-10-12 1983-04-13 $7700.00 Window Closed / Lapsed

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