Earth working – Convertible; or changeable by disassembly or assembly – Changeable by disassembly or assembly
Patent
1987-11-06
1989-03-28
Johnson, Richard J.
Earth working
Convertible; or changeable by disassembly or assembly
Changeable by disassembly or assembly
172243, 1724451, 1726845, A01B 2700, E02F 3815
Patent
active
048155420
ABSTRACT:
An attachment for a box-scraper. The box-scraper includes a pair of spaced apart walls each having a lower edge; a horizontally oriented frame member mounted intermediate the side walls; and, an elongate blade mounted intermediate the walls and having a leading edge. The attachment facilitates leveling of the ground and includes a first horizontally oriented member having a lower ground engaging surface; a pair of flange portions upwardly depending from the first elongate member and each having an upper surface normally bearing against the lower edge of one of the side walls, at least one of the flange portions having an inner wall normally bearing against the leading edge of the blade; and, apparatus connected to the attachment and the frame to maintain the attachment in position on the box-scraper.
REFERENCES:
patent: 1126805 (1915-02-01), McCaulou
patent: 2067374 (1937-01-01), Beach
patent: 2285706 (1942-06-01), Gaddis
patent: 2433019 (1947-12-01), Arps
patent: 2536308 (1951-01-01), Pierce
patent: 2624133 (1953-01-01), Smeed
patent: 2795060 (1956-06-01), Geizler
patent: 2868306 (1959-01-01), Key
patent: 2896343 (1959-07-01), Raby
patent: 2897615 (1959-08-01), Hills et al.
patent: 3136078 (1964-06-01), Renault
patent: 3145489 (1964-08-01), Smith
patent: 3336685 (1967-08-01), Keller
patent: 3556228 (1971-01-01), Mork
Gannon Advertizing Brochures 3G-102 and 3G-112.
Johnson Richard J.
Nissle Tod R.
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