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US 2010/0175223 A1Published application
Oscillating self-centering traffic door offset hinge
AssigneeMueller Door Company, Inc.
InventorsPeter Miller, Duer Miller
Life of this patent
Estimating the term…
Abstract
An upper and lower traffic door support that may be installed in a first position for a first opening arc for the traffic door and installed in a second position to have an increased arc of travel.
Claims20
A traffic door support for a traffic door located in a traffic door frame having a top frame portion and a bottom frame portion, comprising:
- a lower support having a upward support pin;
- a lower support base secured to the support pin;
- and
- a flat vertical surface integrated with the lower support base for placement against the traffic door frame, that when in a first position has a first arc of travel and when in a second position in the traffic door frame the traffic door to has a second arc of travel greater than the first arc of travel.
1 more element
A traffic door support for a traffic door located in a traffic door frame having a top frame portion and a bottom frame portion, comprising:
- a lower support having a upward support pin;
- a lower support base;
- means for secured to the support pin;
- and
- a flat vertical surface integrated with the lower support base for placement against the traffic door frame, that when in a first position the traffic door has a first arc of travel and when in a second position in the traffic door frame the traffic door to has a second are of travel greater than the first arc of travel.
2 more elements
Dependencies are inferred from the claim text.