Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1986-01-14
1987-12-01
Parker, Roscoe V.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
15 98, B24B 2302
Patent
active
047095105
ABSTRACT:
A floor sanding and polishing machine is disclosed in which a plurality of heads carrying abrasive wheels are spring-mounted below a frame or body which is carried by a trolley in a height-wise adjustable manner. In this way the machine can be steered easily and without fatigue, and it is also possible for the working pressure to be adjusted mechanically and with precision in relation both to the material to be treated and the type of sanding wheel employed.
REFERENCES:
patent: 1000696 (1911-08-01), Schlueter
patent: 1069803 (1913-08-01), Nelson et al.
patent: 1928390 (1933-09-01), Myers
Giovanni Conterno
Giovanni Todescato
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