Enhanced performance tandem roller for patio doors

Details Enhanced performance tandem roller for patio doors Enhanced performance tandem roller for patio doors

E - Fixed Constructions

05

D

E05D 15/06 (2006.01) B60B 33/00 (2006.01) B60B 37/00 (2006.01) E05F 7/00 (2006.01) E06B 3/46 (2006.01)

Patent

CA 2350051

The invention provides a wheel or roller assembly for a patio door or the like comprising a carriage having two parallel spaced side plates and a pair of grooved wheels mounted within the carriage that provide for the self adjustment of the roller wheels as while the wheels are adjusted. Also, while the roller wheels are being adjusted, the assembly provides an enhancement that will prevent the wheels from rocking out of level orientation in the full wheels up position.

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