Helmet

Apparel – Guard or protector – For wearer's head

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

21713, A42B 302

Patent

active

052128431

ABSTRACT:
A helmet includes a cap body which is provided with a chin cover portion defining the lower edge of a window opening formed on the front surface of the cap body and a shield plate on the cap body for closing the window opening. The helmet is formed so that a shell of the cap body is divided at a position of the chin cover portion into an upper shell portion and a lower shell portion which are superposed and connected with each other with the lower shell portion positioned on the outer side of the upper shell portion, a distribution chamber communicating with the interior of the cap body through a plurality of jet ports is defined between the upper shell portion and the lower shell portion at the chin cover portion, and an air introducing port in communication with the distribution chamber and opening to the front surface of the chin cover portion is provided in the lower shell portion. The jet ports consist of two groups of which one opens to the rear surface of the chin cover portion and the other to the lower surface of the window opening.

REFERENCES:
patent: 4081865 (1978-04-01), Bergee et al.
patent: 4115874 (1978-08-01), Hasegawa
patent: 4498202 (1985-02-01), Yamamoto
patent: 4538303 (1985-09-01), Schnitzler
patent: 4586200 (1986-05-01), Poon
patent: 4598430 (1986-07-01), Nava
patent: 4612675 (1986-09-01), Broersma
patent: 4697289 (1987-10-01), Nava
patent: 4698856 (1987-10-01), Arai
patent: 4704746 (1987-11-01), Nava
patent: 5058212 (1991-10-01), Kamata
patent: 5088129 (1992-02-01), Kamata
patent: 5093938 (1992-03-01), Kamata

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Helmet does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Helmet, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Helmet will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-889677

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.