Horizontally supported planar surfaces – Horizontally adjustable – Mounted on slide-and-guide
Reexamination Certificate
2005-02-15
2005-02-15
Mai, Lanna (Department: 3637)
Horizontally supported planar surfaces
Horizontally adjustable
Mounted on slide-and-guide
C108S138000, C108S147000
Reexamination Certificate
active
06854401
ABSTRACT:
A working table includes a housing, a board slidably received in the housing, and a casing secured to the board and moved in concert with the board. A post is slidably engaged through the housing and the casing and has a rack, a spindle is rotatably secured in the housing and slidably engaged through the casing, to guide the casing to move relative to the housing. A gear is rotatably secured in the casing and engaged with the rack of the post, and a worm is slidably engaged on the spindle and engaged with the gear, in order to move the post up and down when the spindle and the worm is rotated relative to the casing and the housing.
REFERENCES:
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patent: 02024033 (1990-01-01), None
patent: 06058383 (1994-03-01), None
Baxley Charles E.
Mai Lanna
Tran Hanh V.
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