Woodworking – Special-work machine
Patent
1992-01-13
1992-09-15
Bray, W. Donald
Woodworking
Special-work machine
144 2AA, 144343, B27G 100
Patent
active
051469600
ABSTRACT:
A tree delimbing structure is arranged to include a plurality of biased gates arranged in a first position in a parallel relationship relative to one another to a second position to receive a tree therethrough. The gates are hingedly mounted at opposed ends of the gate relative to confronting edges, wherein the confronting edges include aligned slots to receive a tree trunk therethrough to guide the tree trunk when the tree is directed rearwardly into the gate once the tree is passed through the gates. Biasing structure is provided to bias the gates to the first position from a second displaced position.
REFERENCES:
patent: 3805858 (1974-04-01), Morin
patent: 3809134 (1974-05-01), McCabe
patent: 3868981 (1975-03-01), Nadeau
patent: 4067367 (1978-01-01), Adamson
patent: 4111245 (1978-09-01), McCrary et al.
patent: 4335766 (1982-06-01), Davis et al.
patent: 4440202 (1984-04-01), Everett
patent: 4823850 (1989-04-01), Stream
Bray W. Donald
Gilden Leon
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