Automatic inflatable safety work vest

Dispensing – Snap-acting outlet element – Axially movable tube – sleeve – or apertured cap

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

9342, 222 3, B63C 918

Patent

active

042466725

ABSTRACT:
An automatic inflatable safety work vest in which a gas is automatically charged into a gas tight chamber forming a floating body upon contacting water, comprises a back part of the vest formed of a non-floating material, a floating body provided at the front of the vest and connected with stretchable bands to the back part and having a gas tight chamber, a pillow integrally formed at the upper portion of the vest which communicates with the gas tight chamber, the pillows being folded over and releasably attached to the outer surface of the back part and a gas charging device in communication with the gas tight chamber and connected to the floating body through a connector, the gas charging device being a flat cylindrical vessel provided with a gas outlet at the bottom surface, a pair of electrodes positioned oppositely and fixed at a side wall near an upper cover portion of the cylindrical vessel, an electric switch provided at the upper portion of the cylindrical vessel and connecting to the electrodes and consisting of a power supply circuit, a charging circuit and a switching circuit, and an inner cylindrical vessel provided at the lower portion of the cylindrical vessel and provided with a bottom plate having a plurality of projections on the outside, a cylindrical perforated side wall having at least one projection and an electric ignition device fixed at the center portion and connecting to the switching circuit, the electric ignition device being in turn surrounded concentrically by, first, a gas generating solid agent and a solid cooling agent.

REFERENCES:
patent: 2905954 (1959-09-01), Lanciano, Jr.
patent: 3426942 (1969-02-01), McMains et al.
patent: 3441963 (1969-05-01), Steinthal
patent: 4094028 (1978-06-01), Fujiyama et al.

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

Automatic inflatable safety work vest does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

     

Profile ID: LFUS-PAI-O-1174381

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