Protection device
AssigneeDaicel Corporation
InventorMasayuki YAMAZAKI
Life of this patent
Estimating the term…
Abstract
A protection device including, a helmet configured to be mountable on a head of a wearer, an airbag housed in a folded state in the helmet prior to operation of the protection device; and an expansion source supplier configured to supply an expansion source to the airbag during operation of the protection device, in which the airbag is configured to cover from a posterior neck to both side neck portions of the wearer by expanding and inflating with the expansion source supplied from the expansion source supplier, and the protection device further includes an urging structure formed integrally with the airbag, and configured to urge the airbag toward at least one of the posterior neck or the side neck portions of the wearer by utilizing an expansion pressure of the airbag.
Claims17
A protection device, comprising:
- a helmet configured to be mountable on a head of a wearer;
- an airbag housed in a folded state in the helmet prior to operation of the protection device;
- and
- an expansion source supplier to supply an expansion source to the airbag during operation of the protection device, wherein
- the airbag is configured to cover from a posterior neck to both side neck portions of the wearer by expanding and inflating with the expansion source supplied from the expansion source supplier, and
- the protection device further comprises an urging structure formed integrally with the airbag to urge the airbag toward at least one of the posterior neck or the side neck portions of the wearer by utilizing an expansion pressure of the airbag.
Dependencies are inferred from the claim text.