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US 2014/0150209 A1Published application
Lift adjust sliding door roller
AssigneeMilgard Manufacturing Incorporated
InventorDrannan Tidwell
Life of this patent
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Abstract
A sliding door roller system comprising a wheel housing, two roller wheels rotatably coupled to the wheel housing, an upper base, a second housing configured to be secured to a door and a ratchet mechanism coupled to the first housing and second housing, discretely stepping the second housing away from the first housing in a plurality of positions.
Claims20
A sliding door roller system comprising:
- a wheel housing;
- two roller wheels rotatably coupled to the wheel housing;
- an upper base;
- a second housing configured to be secured to a door;
- and
- a ratchet mechanism coupled to the first housing and second housing, discretely stepping the second housing away from the first housing in a plurality of positions.
3 more elements
A sliding door roller system comprising:
- a wheel assembly comprising:
- a first wheel axle,
- a second wheel axle,
- a first wheel housing plate,
- a second wheel housing plate,
- a first wheel, and
- a second wheel;
- a ratchet housing movably located between the first wheel housing plate and the second wheel housing plate, the ratchet having at least one pawl;
- a cam having a gear offset from a center of the cam, the gear having gear teeth operatively engaging the pawl;
- a spring biased platform extending from the ratchet housing in a direction away from the first wheel and second wheel;
- wherein, the cam is rotated relative to the wheel assembly moving the platform relative to the first wheel and second wheel.
8 more elements
A method for aligning a door using a sliding door roller system, comprising:
- placing a door on a horizontal platform of the sliding door roller system;
- lifting the door away from the sliding door roller system;
- ratcheting the sliding door roller system to change elevations on the horizontal platform;
- replacing the door on the horizontal platform;
- comparing the door's new position with a benchmark;
- repeating lifting the door if the new position does not meet the benchmark or stopping if the new position meets the benchmark.
3 more elements
Dependencies are inferred from the claim text.