A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
SPREADER BAR AND COMPONENTS THEREFOR
A spreader bar including: two spaced apart opposite end portions, each end portion 5 having a first connection point for connecting a lower hoist chain thereto and a second connection point for connecting an upper hoist chain thereto, said second connection point being spaced from said first connection point towards the opposite end portion by a first predetermined distance, said predetermined 0 distance being selected such that in use an upper hoist chain connected thereto makes a smaller angle with the longitudinal axis of the spreader bar than would an upper hoist chain connected to the first connection point. c-00 CA, c-,1D
SPREADER BAR AND COMPONENTS THEREFOR
A spreader bar including: two spaced apart opposite end portions, each end portion 5 having a first connection point for connecting a lower hoist chain thereto and a second connection point for connecting an upper hoist chain thereto, said second connection point being spaced from said first connection point towards the opposite end portion by a first predetermined distance, said predetermined 0 distance being selected such that in use an upper hoist chain connected thereto makes a smaller angle with the longitudinal axis of the spreader bar than would an upper hoist chain connected to the first connection point. c-00 CA, c-,1D
SPREADER BAR AND COMPONENTS THEREFOR
SWINSCOE MICHAEL JOHN (author) / PERERA GAYAN ASANGA (author) / CONROY DAVID GARNET JOHN (author)
2021-11-04
Patent
Electronic Resource
English
IPC:
E02F
Baggern
,
DREDGING