Back to results
US 4,766,616 AGranted
Locking safety helmet
OwnerJohn P. Donahueinventor
Life of this patent
Estimating the term…
Abstract
A locking safety helmet including a helmet; a retractable shackle; locking means for locking the shackle to the helmet in the locking position; and storage means included with the helmet for storing the shackle out of the way in the retracted position for conventional wearing of the helmet.
Claims2
A locking safety helmet comprising:
- a helmet;
- a curved shackle having a retracted position on the helmet;
- locking means for locking said shackle to said helmet in a locking position;
- and
- storage means including a compartment in said helmet curved similarly to said shackle for storing said shackle in the retracted position, said shackle, in its retracted position, not interfering with the wearer's head when the helmet is worn.
2 more elements
Dependencies are inferred from the claim text.