Textile treating apparatus

Claim 1

IN A TEXTILE TREATING MACHINE HAVING A TREATING CHAMBER WITH A DOOR MOVABLE FORWARDLY TO OPEN POSITION IN PARALLEL RELATION TO THE FRONT OF THE CHAMBER, A GUIDEWAY WITH STRAIGHT HORIZONTGAL SECTIONS LONGITUDINALLY OF THE FRONT OF THE CHAMBER RESPECTIVELY BEYOND OPPOSITE SIDES OF THE LATTER, AN AUXILIARY TRACK SECTION ON THE DOOR REGISTERING WITH THE STATIONARY TRACK SECTIONS WHEN THE DOOR IS OPEN, CARRIAGES FOR THE SUPPORT OF THE TEXTILE MATERIAL TO BE TREATED RESPECTIVELY ASSOCIATED WITH THE STATIONARY TRACK SECTIONS, AND A CONVEYING ELEMENT MOVABLE ALONG THE GUIDEWAY; MEANS FOR CONNECTING THE CARRIAGES TO OPPOSITE ENDS OF THE CONVEYING ELEMENT SO THAT ONE CARRIAGE IS AT THE REMOTE END OF ITS TRACK SECTION WHEN THE OTHER CARRIAGE IS AT THE AUXILIARY TRACK SECTION ON THE DOOR, SAID MEANS COMPRISING A TOOTHED RACK TEETH ON THE CONVEYING ELEMENT; A GEAR WHEEL IN MESH WITH THE RACK; A REVERSIBLE MOTOR FOR DRIVING THE GEAR WHEEL; A PAIR OF GRAVITY-INFLUENCED ARMS MOVABLE ABOUT PIVOTS RESPECTIVELY AT OPPOSITE ENDS OF THE CONVEYING ELEMENT, SAID ARMS RESPECTIVELY HAVING LATERAL AND VERTICAL PROJECTIONS AT THEIR DISTAL ENDS; AND CAM TRACKS ON THE GUIDEWAYS COOPERATIVE WITH THE LATERAL PROJECTIONS OF THE ARMS FOR LIFTING THE ARMS AND THEREBY CAUSING THEIR VERTICAL PROJECTIONS TO ENGAGE THE RESPECTIVE CARRIAGES IN PREPARATION FOR THEIR ADVANCEMENT FROM THE AUXILIARY TRACK SECTIONS ON THE DOOR TO OR FROM THE RESPECTIVE STATIONARY TRACK SECTIONS.