초록 ▼

A carriage for the transport and installation of heavy doors and other construction panels includes a door-holding frame that is pivotally attached to a wheeled chassis. Independent drive mechanisms provide accurate control over the elevation, tilt, and roll of a door panel held by the frame, and ef

A carriage for the transport and installation of heavy doors and other construction panels includes a door-holding frame that is pivotally attached to a wheeled chassis. Independent drive mechanisms provide accurate control over the elevation, tilt, and roll of a door panel held by the frame, and effect a precisely controlled, lateral movement of the panel relative to the frame.

대표청구항 ▼

[ I claim:] [1.]1. A carriage for a construction panel comprising:a chassis having a front end and a rear end and having means for defining a multi-point rolling support;a planar frame pivotally connected to said chassis at the front end thereof, said frame including a pair of side members, an upper

[ I claim:] [1.]1. A carriage for a construction panel comprising:a chassis having a front end and a rear end and having means for defining a multi-point rolling support;a planar frame pivotally connected to said chassis at the front end thereof, said frame including a pair of side members, an upper frame cross member, and a lower frame cross member and having a bottom sill member arranged to engage and support one edge of a construction panel;means for coupling the sill member to said lower frame cross member so that the sill member and the panel supported thereon are laterally movable relative to said frame side members in a direction parallel to the plane of the frame;and means for securing said panel to said frame at a location spaced apart from and above said sill member.