Material stripping apparatus

Details Material stripping apparatus Material stripping apparatus

1986-05-01

1987-10-13

Novosad, Stephen J.

Mining or in situ disintegration of hard material

Hard material disintegrating machines

Floor-working

15 93R, 30170, A47L 1112, E04D 1500

Patent

active

046994300

ABSTRACT:
This invention is a material stripping apparatus resembling a conventional lawn mower structure having means thereon for controlling the energization and lateral speed of the entire apparatus. The material stripping apparatus further includes a forwardly projecting lift plate member which is operable to be placed beneath roofing shingle members in order to remove same from the supporting roof structure. The material stripping apparatus includes a lift actuator means to move the lift plate member in a forwardly, upwardly, and oscillating manner so as to remove the shingle members and their anchor nails from the support surface with a minimum amount of time and effort on the part of the operator using the subject invention.

REFERENCES:
patent: 2519138 (1950-08-01), Katz
patent: 2777680 (1957-01-01), Robb
patent: 2906514 (1959-09-01), Becker
patent: 3376071 (1968-04-01), Stein
patent: 4009908 (1977-03-01), Alinder et al.
patent: 4053958 (1977-10-01), Taylor
patent: 4091535 (1978-05-01), Lehrter
patent: 4162809 (1979-07-01), Anderson et al.
patent: 4277104 (1981-07-01), Sanchez
patent: 4504093 (1985-03-01), Grasse

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