US3958401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grass collection apparatus
Assignee: Toro Co
•
Filing: 1974-09-05
•
Granted: 1976-05-25
•
Expires: 1994-09-05
Abstract
Abstract Disclosed herein is a lawn mower comprising a wheeled structure adapted for travel over the ground and a grass clipping collection apparatus including a grass catcher supporting frame supported by the structure and including an upper frame supporting a cover and a lower frame portion supporting an inner, disposable, air impervious, grass clipping collection bag, and an outer, flexible, air porous bag supported by the upper frame portion in position to enclose and additionally support the collection bag and including a flap facilitating removal of the collection bag from the lower frame portion and the outer bag.
Inventors
- 👤 Eugene C. Carpenter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:12
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: 19
Claim 1
Independent Claim
94 words
A lawn mower comprising a wheeled structure adapted for travel over the ground and a grass clipping collection apparatus including a grass catcher support frame supported by said structure and including a first frame portion adapted to support a cover and a second frame portion adapted to support a grass clipping collection bag, and a bag supporting structure supported by said first frame portion in position to enclose and additionally support the collection bag and including means for facilitating removal of the collection bag from said second frame portion and said bag supporting structure.
Claim 2
Dependent Claim
94 words
A lawn mower comprising a wheeled structure adapted for travel over the ground and a grass clipping collection apparatus including a grass catcher support frame supported by said structure and including a first frame portion adapted to support a cover and a second frame portion adapted to support a grass clipping collection bag, and a bag supporting structure supported by said first frame portion in position to enclose and additionally support the collection bag and including means for facilitating removal of the collection bag from said second frame portion and said bag supporting structure.
Claim 3
Dependent Claim
92 words
A lawn mower comprising a wheeled structure adapted for travel over the ground, a flexible, disposable grass collection bag, a grass catcher support frame supported by said structure and including a first frame portion adapted to support a cover and a second frame portion adapted to removable support said collection bag, and a bag supporting structure supported by said first frame portion in position to enclose and additionally support said collection bag and including means for facilitating removal of said collection bag from said second frame portion and said bag supporting structure.
Claim 4
Dependent Claim
92 words
A lawn mower comprising a wheeled structure adapted for travel over the ground, a flexible, disposable grass collection bag, a grass catcher support frame supported by said structure and including a first frame portion adapted to support a cover and a second frame portion adapted to removable support said collection bag, and a bag supporting structure supported by said first frame portion in position to enclose and additionally support said collection bag and including means for facilitating removal of said collection bag from said second frame portion and said bag supporting structure.
Claim 5
Dependent Claim
113 words
A lawn mower comprising a wheeled structure adapted for travel over the ground and a grass clipping collection apparatus including a grass catcher support frame supported by said structure and including a first frame portion adapted to support a cover and a second frame portion adapted to support a grass clipping collection bag, and a bag supporting structure supported by said first frame portion in position to enclose and additionally support the collection bag, said bag supporting structure comprising a flexible air-porous outer bag including means for facilitating removal of the collection bag from said second frame portion and said bag supporting structure, said means facilitating bag removal comprising a rearwardly located flap.
Claim 6
Dependent Claim
113 words
A lawn mower comprising a wheeled structure adapted for travel over the ground and a grass clipping collection apparatus including a grass catcher support frame supported by said structure and including a first frame portion adapted to support a cover and a second frame portion adapted to support a grass clipping collection bag, and a bag supporting structure supported by said first frame portion in position to enclose and additionally support the collection bag, said bag supporting structure comprising a flexible air-porous outer bag including means for facilitating removal of the collection bag from said second frame portion and said bag supporting structure, said means facilitating bag removal comprising a rearwardly located flap.
Claim 7
Dependent Claim
125 words
A lawn mower comprising a wheeled structure adapted for travel over the ground and a grass clipping collection apparatus including a grass catcher support frame supported by said structure and including a first frame portion of endless construction and adapted to support a cover, and a second frame portion which is of endless construction, which is supported from and below said first frame portion and is of lesser dimensions when seen from above, and which is adapted to support a grass clipping collection bag, and a bag supporting structure supported by said first frame portion in position to enclose and additionally support the collection bag and including means for facilitating removal of the collection bag from said second frame portion and said bag supporting structure.
Claim 8
Dependent Claim
125 words
A lawn mower comprising a wheeled structure adapted for travel over the ground and a grass clipping collection apparatus including a grass catcher support frame supported by said structure and including a first frame portion of endless construction and adapted to support a cover, and a second frame portion which is of endless construction, which is supported from and below said first frame portion and is of lesser dimensions when seen from above, and which is adapted to support a grass clipping collection bag, and a bag supporting structure supported by said first frame portion in position to enclose and additionally support the collection bag and including means for facilitating removal of the collection bag from said second frame portion and said bag supporting structure.
Claim 9
Dependent Claim
95 words
A lawn mower comprising a wheeled structure adapted for travel over the ground and a grass clipping collection apparatus including a grass catcher support frame removably supported by said wheeled structure, and including a first frame portion adapted to support a cover and a second frame portion adapted to support a grass clipping collection bag, and a bag supporting structure by said first frame portion in position to enclose and additionally support the collection bag and including means for facilitating removal of the collection bag from said second frame portion and said bag supporting structure.
Claim 10
Dependent Claim
95 words
A lawn mower comprising a wheeled structure adapted for travel over the ground and a grass clipping collection apparatus including a grass catcher support frame removably supported by said wheeled structure, and including a first frame portion adapted to support a cover and a second frame portion adapted to support a grass clipping collection bag, and a bag supporting structure by said first frame portion in position to enclose and additionally support the collection bag and including means for facilitating removal of the collection bag from said second frame portion and said bag supporting structure.
Claim 11
Dependent Claim
117 words
A lawn mower comprising a wheeled structure adpated for travel over the ground and a grass clipping collection apparatus including a grass catcher support frame supported by said structure and including a first frame portion adapted to support a cover and a second frame portion adapted to support a grass clipping collection bag, a bag supporting structure supported by said first frame portion in position to enclose and additionally support the collection bag and including means for facilitating removal of the collection bag from said second frame portion and said bag supporting structure, a grass clipping discharge chute, and a cover communicating with said discharge chute and having a part removably received on said first frame portion.
Claim 12
Dependent Claim
117 words
A lawn mower comprising a wheeled structure adpated for travel over the ground and a grass clipping collection apparatus including a grass catcher support frame supported by said structure and including a first frame portion adapted to support a cover and a second frame portion adapted to support a grass clipping collection bag, a bag supporting structure supported by said first frame portion in position to enclose and additionally support the collection bag and including means for facilitating removal of the collection bag from said second frame portion and said bag supporting structure, a grass clipping discharge chute, and a cover communicating with said discharge chute and having a part removably received on said first frame portion.
Claim 13
Dependent Claim
22 words
A lawn mower in accordance with claim 6 wherein said cover is in substantially air tight engagement with said first frame portion.
Claim 14
Dependent Claim
52 words
A lawn mower in accordance with claim 6 wherein said cover includes means for attachment to said support frame and means bearing on said second frame portion when said cover is attached to said support frame so as to frictionally restrain movement of the collection bag relative to said second frame portion.
Claim 15
Dependent Claim
51 words
A lawn mower in accordance with claim 6 and further including brush means on one of said cover and said support frame and extending between said cover and said second frame portion for guiding clippings from said cover to the collection bag while permitting escape of air through said brush means.
Claim 16
Dependent Claim
53 words
A lawn mower in accordance with claim 6 wherein said cover includes a downwardly and forwardly concave rear wall having a lower substantially vertically extending portion and wherein said cover includes a forward wall in communication with said discharge chute to provide for smooth flow from said chute and along said rear wall.
Claim 17
Dependent Claim
29 words
A lawn mower in accordance with claim 6 wherein said cover rests on said first frame portion and includes a skirt extending outwardly and downwardly from said cover part.
Claim 18
Dependent Claim
82 words
A lawn mower in accordance with claim 1 wherein said support frame includes a bracket which is of inverted "U" shape in one plane and which includes two spaced legs and a cross bar connecting said legs, said cross bar being channel shaped in a plane perpendicular to said one plane and having spaced arms extending in the same direction as said legs, and said legs being channel-shaped in facing relation to each other in a plane perpendicular to said one plane.
Claim 19
Dependent Claim
64 words
A lawn mower in accordance with claim 12 and further including a vertically extending inverted "U" shaped member extending rigidly from said wheeled structure and including two laterally spaced upright posts connected by a cross beam and wherein said bracket is received on said member with said cross beam received in said cross bar and with said upright posts respectively received in said legs.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-05-25 | 1979-11-24 | 1980-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-05-25 | 1983-11-24 | 1984-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-05-25 | 1987-11-24 | 1988-05-25 | $7700.00 | Window Closed / Lapsed |