Working machine

Details Working machine Working machine

2011-08-09

2011-08-09

Underwood, Donald (Department: 3652)

Material or article handling

Vertically swinging load support

Shovel or fork type

C414S685000

Reexamination Certificate

active

07993091

ABSTRACT:
In a wheel loader3, an angle formed by a first line segment L1connecting a pivot position Y on a boom10of a bell crank11and a pivot position X on a connecting link13and a second line segment L2connecting the pivot position Y on the boom10of the bell crank11and a pivot position W on a tilt cylinder12is set in a range from 0 degree to 180 degrees on the attachment20, 30side, the attachment can be selected from a plurality of types such as a bucket20and a fork30for use, and each of the attachment20, 30that is different from each other has a different pivot position on the connecting link13relative to the pivot position on the boom10as a reference point.

REFERENCES:
patent: 2876921 (1959-03-01), Salna
patent: 2926799 (1960-03-01), Granryd
patent: 2959306 (1960-11-01), Kampert
patent: 3274710 (1966-09-01), Wright
patent: 3321215 (1967-05-01), Kampert
patent: 3411647 (1968-11-01), Zimmerman
patent: 4154349 (1979-05-01), Christensen
patent: 5201235 (1993-04-01), Sutton
patent: 5501570 (1996-03-01), Mozingo
patent: 6309171 (2001-10-01), Arck et al.
patent: 29 48 480 (1981-06-01), None
patent: 1 523 548 (1968-05-01), None
patent: 2 727 998 (1996-06-01), None
patent: 43-1693 (1943-01-01), None
patent: 63-22499 (1988-01-01), None
patent: 01-295922 (1989-11-01), None
patent: 06-010287 (1994-02-01), None
patent: 06-293498 (1994-10-01), None
patent: 2838251 (1998-12-01), None
patent: 11-343631 (1999-12-01), None
Japanese Office Action dated Aug. 5, 2008 and English translation thereof issued in counterpart Japanese Appln. No. 2005-512516.
“Construction Machinery Photo Collection”, Japan Industrial Publishing Co., Ltd., Feb. 15, 1970.
U.S. Appl. No. 11/814,903, filed Jul. 26, 2007, entitled: Work Machine, inventor: M. Osanai.
Supplementary European Search Report (SESR) dated Mar. 11, 2011 (in English) in counterpart European Application No. 04748066.0.

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