1
Mitsui Tsuyoshi, Hiramoto Takeji, Imanaka Mitio: Braking system for an electrically-operated road such as an escalator. Hitachi, Beall Jr Thomas E, July 29, 1975: US3896925 (17 worldwide citation)

In an electrically operated road, such as an escalator, a braking force for stopping the electrically operated road is changed according to whether the running direction is upwardly or downwardly, so that the braking deceleration of the road during emergency stopping of operations will become indepe ...


2
Saito Chuichi, Hiramoto Takeji: Elevator device. Hitachi, April 25, 2000: JP2000-118912 (1 worldwide citation)

PROBLEM TO BE SOLVED: To resolve a weight load to a building wall, to improve an aseismatic property and to remove the influence of drive noises by arranging turning pulleys between the engaging section of a drive sheave and ropes and the vertical sections of the ropes, and setting the height of a d ...


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Saito Chuichi, Hiramoto Takeji: Elevator device. Hitachi, April 25, 2000: JP2000-118922

PROBLEM TO BE SOLVED: To reduce the horizontal projection area of a hoistway and the bottom section depth of the hoistway by increasing the area of the hoistway bottom section against the horizontal projection area of the hoistway, forming an engine room on this expanded area section, and arranging ...