Cam apparatus and pick and place apparatus utilizing the same

Machine element or mechanism – Control lever and linkage systems – Multiple controlling elements for single controlled element

Reexamination Certificate

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Details

C074S053000, C074S02200R, C414S749100, C901S012000

Reexamination Certificate

active

06865968

ABSTRACT:
There is provided a pick and place apparatus including a cam apparatus which comprises an input shaft (5); a first output shaft (7); rotational motion converting cam mechanism (21); a slider member (9); a relative rotation regulating cam mechanism (31); a cam link mechanism (41); a second output shaft (11); and a motion converting cam mechanism (51) engaged with and between the second output shaft and the slider member; an arm member (66) fixed on the first output shaft which is telescopic in the radial direction of the first output shaft; and a telescopic driving means (69) that converts the relative rotation generated between the first output shaft and second output shaft into an expansion or contraction of the arm member.

REFERENCES:
patent: 3869924 (1975-03-01), Beezer
patent: 4403907 (1983-09-01), Koller et al.
patent: 4599909 (1986-07-01), Koller
patent: 4630493 (1986-12-01), Kato
patent: 4666124 (1987-05-01), Giacobbi
patent: 5564888 (1996-10-01), Doan
patent: 5667283 (1997-09-01), Drennen et al.
patent: 6186014 (2001-02-01), Kato
patent: 6244133 (2001-06-01), Donald et al.
patent: 6428267 (2002-08-01), Terpstra

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