Apparatus for inserting backing rod into concrete expansion...

Details Apparatus for inserting backing rod into concrete expansion... Apparatus for inserting backing rod into concrete expansion...

E - Fixed Constructions

01

C

94/25

E01C 23/09 (2006.01) B25B 27/00 (2006.01) G02B 6/50 (2006.01)

Patent

CA 1267022

ABSTRACT OF THE DISCLOSURE A machine for inserting a strip into a concrete expansion joint has features to raise and lower insertion disks. The machine has a frame mounted on wheels. The insertion disks are mounted to the same axle as the wheels. The axles are eccentric, having a central offset portion. A control disk mounted to the outside of the axle, rotates the axle to raise and lower the insertion disk. A pair of linkage bars connect the control disk to an upper control disk which is operated by an operator. Another pair of linkage bars connect the rear axle to the front axle for movement in unison.

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