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Class 441/86 - Buoyant shark screen encircling user


Subclass of Class 441 - Buoys, rafts, and aquatic devices
Definition: Device wherein a buoyancy means to float the user is combined with
No. of patents: 9
Last issue date: 02/05/2008


NumberTitleIssue Date
7325356Mechanical netting device
A motor-driven mechanical netting device includes a net assembly, a slide assembly, a bracket, and a mount. The slide assembly is structured to support the net assembly and includes a guide bar. The bracket is structured to support the net assembly, the slide assemb...
02/05/2008
7238075Personal water activity apparatus with variable light display for protection against sharks and other water-borne predators
Apparatus for protecting users of surfboards, kayaks and other personal water activity apparatus against sharks and other water-borne predators is provided. A plurality of lights is provided on the bottom and side surfaces of the personal water activity apparatus. T...
07/03/2007
7189128Mimetic gear
Methods and compositions which can reduce the disturbance to wild life caused when man attempts to interact with wild life and more particularly methods and compositions which can enhance the interaction of man with aquatic life with minimal disturbance to the aquat...
03/13/2007
7052341Method and apparatus for controlling a propulsive force of a marine vessel
A propulsive force controlling apparatus controls a propulsion system attached to a hull of a marine vessel. The propulsion system includes a motor, a propulsive force generating member which receives a torque from the motor to generate a propulsive force, a clutch ...
05/30/2006
4494245Techniques for repelling predatory animals by the use of aposematic patterns and coloration
A method for repelling predatory animals by the use of aposematic patterns and colorations is disclosed. A man (10) if isolated, alone, or injured in marine or ocean waters (24) is substantially at the mercy of numerous predatory organisms that live and t...
01/22/1985
4394124Flotation life support device
A flotation life support device in which a buoyant ring is hinged to form an opening permitting entry of an occupant and in which an underwater bag depends from the ring and has an opening in alignment with the opening in the ring permitting easy entry to...
07/19/1983
4223415Waterborne life-saving apparatus
An apparatus according to the above title comprising a buoyant raft spacedly surrounded by and connected to a buoyant ring from the periphery of which depends a water-containable bag forming a shark screen about the raft, and additionally such raft in whi...
09/23/1980
4166462Self-propelled shark-proof cage
The invention relates to a self-propelled shark-proof cage which is provided with at least one access opening and a propeller mounting frame having pivot means coupling it to the cage so that the propeller mounting frame is pivotal about two axes at right...
09/04/1979
3986220Shark screen
An improved shark screen reduces the possibility of a survivor of a shipwreck or air disaster from being attacked by sharks. A thin film bag is vacuum packed and stored in a cigarette package sized container. After it is unfolded and filled with water, th...
10/19/1976
 
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