Removable height safety apparatus

Details Removable height safety apparatus Removable height safety apparatus

2005-09-20

2005-09-20

Chin-Shue, Alvin (Department: 3634)

Fire escape, ladder, or scaffold

Traversing, track-mounted

C104S182000

Reexamination Certificate

active

06945357

ABSTRACT:
A removable load transfer device100for use in height safety apparatus comprises:spaced-apart rotary members101, 102supported for rotation with respect to each other about a common axis of rotation along which the axle extends continuously between the rotary members;a slipper110defining a space150for receiving elongate element250on which the device100travels;an attachment300for attaching a load to the device100, and an access for element250includes at least one notch117, 118in the hub of each rotary member101, 102and attachment300includes a moveable link assembly operable betweenblocking and release positions with respect to notches117, 118by said element250,without movement of the rotary members away from each other along the common axis,such that the attachment prevents unintended release of the load from the device.

REFERENCES:
patent: 5245931 (1993-09-01), Cuny
patent: 02456 (1996-02-01), None

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