Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate
2005-12-13
2005-12-13
Hofsass, Jeffery (Department: 2636)
Communications: electrical
Condition responsive indicating system
Specific condition
C340S526000, C340S686100, C340S933000, C340S309500
Reexamination Certificate
active
06975226
ABSTRACT:
A unified docking apparatus is provided. It includes a single set of controls to operate a vehicle restraint, a dock door, a barrier device, a dock seal, and a loading light. Some optional embodiments include selector switch to select which apparatus the single set of controls will control. Other optional embodiments automatically select the apparatus to be controlled by the single set of controls. A method of operating a docking apparatus using a single set of controls is also provided.
REFERENCES:
patent: 4843373 (1989-06-01), Trickle et al.
patent: 5007211 (1991-04-01), Ouellet
patent: 5452489 (1995-09-01), Gelder et al.
patent: 5803701 (1998-09-01), Filiberti et al.
patent: 5831540 (1998-11-01), Sullivan et al.
patent: 6329931 (2001-12-01), Gunton
Alexander James C.
Reynard Terence
Baker & Hostetler LLP
Hofsass Jeffery
Previl Daniel
SPX Dock Products Inc.
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