Conveyors: power-driven – Conveyor section – Load-supporting rolls moved about endless path
Reexamination Certificate
2007-08-07
2007-08-07
Bidwell, James R (Department: 3651)
Conveyors: power-driven
Conveyor section
Load-supporting rolls moved about endless path
C198S853000
Reexamination Certificate
active
11287690
ABSTRACT:
A multifunctional conveyance type conveyor chain is disclosed in which ball units and conveyance auxiliary units can be separately and easily attached and detached to a chain link. A multifunctional conveyance type conveyor chain (100) includes a number of chain links (110) which are each integrally molded of an article loading portion (111) on which an article is loaded and a plurality of hinge portions (112). The chain links (110) are connected to each other in a longitudinal direction of the chain through hinge pins (120). A ball unit (130) holds a free ball (131) which rolls in an exposed manner on both a surface and a back surface of the chain link (110). Conveyance auxiliary units140mountable in place of ball units (130) are respectively selectively inserted and mounted between every hinge portions (112, 112).
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European Search Report, Apr. 7, 2006, Tsubakimoto.
Murakami Yoshihiro
Ozaki Hajime
Shibayama Katsutoshi
Bidwell James R
Tsubakimoto Chain Company
Woodling Krost and Rust
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