Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Transportation & Automotive
Class Information
Number: 441/97
Name: Buoys, rafts, and aquatic devices > Water rescue or life protecting apparatus > Personal flotation device > With mechanical inflation means > By compressed gas means > With control valve > Actuated by water softened or soluble member
Description: Device wherein the regulating means is restrained by a water soluble element or an element weakened by contact with water such that upon contact with water the regulating means can be used.










Patents under this class:

Patent Number Title Of Patent Date Issued
7018258 Flotation device Mar. 28, 2006
5746633 Personal flotation device May. 5, 1998
4687451 Automatic actuation device for inflatable life-saving equipment Aug. 18, 1987
4582494 Protected liquid-sensitive actuator for displacement responsive devices Apr. 15, 1986











 
 
  Recently Added Patents
Female urine funnel
Encoding method and encoding device, decoding method and decoding device and transcoding method and transcoder for multi-object audio signals
Microwavable bag
Digital broadcasting transmission and reception system, and a signal processing method using turbo processing and turbo decoding
Methods and apparatus for mitigating interference between co-located collaborating radios
EpCAM as a reprogramming factor for non-pluripotent cells
Methods and systems for flicker correction
  Randomly Featured Patents
Apparatus for operating plural poly phase A.C. motors having a common load
Electricity storage device
Security apparatus for doors and the like
Semiconductor component and method of manufacturing same
Low dielectric constant allylics
Trunk for packet switching
Determination of multi-valent metal contamination and system for removal of multi-valent metal contaminants from water
Cardiac rhythm management system providing control of pacing features with a reduced number of variables
Reticulated and controlled porosity battery structures
Dynamically generating video streams for user interfaces based on device capabilities