E - Fixed Constructions – 01 – C
Patent
E - Fixed Constructions
01
C
72/148, 94/44
E01C 19/42 (2006.01) E01C 23/06 (2006.01)
Patent
CA 1141578
WINCH APPARATUS FOR VIBRATING CONCRETE SCREED Abstract A vibrating concrete screed having a motor driven vibrating shaft in an elongated frame mounts at each end of a single or interconnected plural frames a detachable winching unit driven by the shaft through a fluid motor. The screed may be winched automatically, at varying angles, at different speeds at each end and with the winching units performing a screeding function.
370114
George H. Riches And Associates
Morrison Donald R.
LandOfFree
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