Inflatable head and neck support collar

Details Inflatable head and neck support collar Inflatable head and neck support collar

2005-02-22

2005-02-22

Lindsey, Rodney M. (Department: 3765)

Apparel

Guard or protector

Neck protector

C002S102000, C002SDIG003, C441S088000, C441S090000, C441S106000, C441S123000

Reexamination Certificate

active

06857136

ABSTRACT:
A support collar having a bladder and a shell. The bladder is adapted to be inflated by a fluid. The shell is adapted to be attached to a harness. When inflated, the bladder is shaped by the shell to form an air chamber. The air chamber is characterized by a cross-section having a center of gravity and a dimension through the center of gravity. The dimension is larger at an open end than at the close end.

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