US 9,404,301 B2 | TILT-UP DOOR

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US 9,404,301 B2

TILT-UP DOOR

Tech Center:

3600 Transportation, Construction, Electronic Commerce, Agriculture, National Security and License and Review

Examiner:

Jerry Redman

Art Unit:

3634 Static Structures, Supports and Furniture

Agent:

Robert L. Judd

Inventors:

Roland W. Betker

Assignee:

HIGHER POWER HYDRAULIC DOORS, LLC

Priority:

01/05/10

Filed:

03/20/15

Granted:

08/02/16

Expiration:

06/23/29

Abstract

A tilt-up door for a building having an opening and a pair of substantially vertically juxtaposed channel members. The door can be pivotally coupled to carriages arranged for vertical movement along the vertically juxtaposed members. An actuator or actuators can be connected to the carriages to move the carriages along the vertically juxtaposed channel members. When the actuator or actuators are operated to move the carriages vertically along the vertically juxtaposed channel members.

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