Aerodynamic bicyclist's helmet construction

Details Aerodynamic bicyclist's helmet construction Aerodynamic bicyclist's helmet construction

1986-03-07

1987-03-31

Rimrodt, Louis K.

Apparel

Guard or protector

For wearer's head

21713, A42C 504, A42B 300

Patent

active

046531238

ABSTRACT:
A bicyclist's helmet has an outer shell; an inner liner; forward air inlet structure and rearward air discharge structure, as well as air channeling in between the inlet and discharge to provide ram effect cooling; resiliently collapsible bellows padding on the liner to engage the wearer's head; retention straps that pass through the liner in order to attach to the outer shell; insert plugs associated with the outer shell to anchor the straps in spaced relation to the channeling and collapsible pads; a wrap-around eye protective visor that also provides a sun shade, the visor being detent adjustable at the front of the helmet; and a retention strap buckle that takes-up excess strap length.

REFERENCES:
patent: 1234589 (1917-07-01), Wells
patent: 1447106 (1923-02-01), Turpin
patent: 4075714 (1978-02-01), Ryder
patent: 4110847 (1978-09-01), Dera
patent: 4115874 (1978-09-01), Hasagawa
patent: 4117553 (1978-10-01), Bay
patent: 4305160 (1981-12-01), Sundahl
patent: 4434514 (1984-03-01), Sundahl et al.
patent: 4464799 (1984-08-01), Nava
patent: 4519099 (1985-05-01), Kamiya et al.

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