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US 6,729,380 B2Granted
Guide member silencers for track guided doors
AssigneeOverhead Door Corporation
InventorsL. Blake Whitley, David M. Wells
Life of this patent
Estimating the term…
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AssigneeOverhead Door Corporation
InventorsL. Blake Whitley, David M. Wells
Estimating the term…
Track guided doors, such as upward acting multipanel garage doors are provided with roller guide member support brackets on opposite side edges of the panels for supporting guide rollers disposed in the opposed guide tracks. The support brackets include bearing bores formed by bore walls of the support brackets for supporting elongated stem or shaft portions of the roller guide members. The roller guide members may include leaf springs mounted in grooves on the guide member shaft portions or the support bracket may include elastically deflectable clips mounted thereon, the leaf springs and clips providing resilient members for engagement with the stem parts, respectively, to bias them into engagement with the bore walls of the support brackets to minimize noise generated by the guide members during movement of the door.
A track guided door adapted for movement between open and closed positions guided by opposed guide tracks, said door including at least one door panel and guide member supports on said at least one door panel, said supports each including a bearing bore forming a bore wall, spaced apart guide members for said door operable to be engaged with said guide tracks, respectively, said guide members each including an elongated stem part disposed in a bearing bore of one of said supports, respectively, and a resilient member interposed said stem part and said bore wall and operable to bias said stem part into engagement with said bore wall to minimize noise during movement of said door.
A track guided door adapted for movement between open and closed positions guided by opposed guide tracks, said door including at least one door panel and guide member support brackets on said at least one door panel, said support brackets each including a bearing bore formed by a bore wall, guide members for said door operable to be engaged with said guide tracks, respectively, said guide members each including an elongated stem part disposed in a bearing bore of one of said support brackets, respectively;
In a track guided door adapted for movement between open and closed positions guided by at least one guide track, said door including at least one door panel and opposed guide member support brackets on said at least one door panel, said support brackets each including a bearing bore forming a bore wall, guide members for said door operable to be engaged with said guide tracks, respectively, said guide members each including an elongated stem part disposed in a bearing bore of a support bracket, respectively, the improvement comprising:
Dependencies are inferred from the claim text.