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US 4,775,780 AGranted
Blood alcohol indicator
OwnerJohn R. Ross, Jr.inventor
Life of this patent
Estimating the term…
Abstract
Alcohol pieces representing alcohol consumed are placed on one side of a balance board supported by as support structure. A time piece (or pieces) representing the alcohol oxidized by the body in a period of time is placed on the other side of the balance board and the tilt of the board tells the drinker what his or her blood alcohol level is.
Claims7
A blood alcohol estimating device comprising:
- a support structure
- a plurality of alcohol pieces, each of said alcohol pieces comprised of solid matter and constructed so as to be identified as representing a quantity of alcohol consumed in different drinks and having a weight approximately proportional to the mass of alcohol in each of the drinks,
- at least one time piece representing a quantity of alcohol oxidized in a human body over a specific period of time and having a weight approximately proportional to the mass of said oxidized quantity of alcohol,
- a balance board supported by said support structure along a line on said balance board defining a center line, said center line defining two sides of said balance board, said balance board having a plurality of locating means for easy placement and removal of said alcohol pieces on one side and for easy placement and removal of said at least one time piece on the other side thereof,
- a scale means disposed on said support structure to indicate blood alcohol level or other measurement of intoxication and,
- a pointer means disposed on said balance board and cooperating with said scale means for indicating degrees of intoxication,
- said scale means, said alcohol pieces, said at least one time piece, said locating means and said pointer means being sized and arranged so that when selected ones of said alcohol and time pieces are placed at appropriate ones of said locating means, a person's approximate blood alcohol level or other measure of intoxidation can be read from said scale means based on the tilt of said balance board.
4 more elements
Dependencies are inferred from the claim text.