Stephen B Austin

US Patent:

43112080, Jan 19, 1982

Filed:

Jul 18, 1980

Appl. No.:

6/170032

Inventors:

Patrick L. Macrorie - La Habra CA
Ronald C. Rohrenbacher - La Puente CA
Stephen B. Austin - Whittier CA

International Classification:

E06C 544
E06C 534

US Classification:

182 18

Abstract:

A warning light assembly for use on ladders having a plurality of rungs to indicate the presence of someone on the ladder. The warning light assembly has a switch activated by a person's foot placed on one of the lower rungs of the ladder. When first activated, the switch turns on a flashing light positioned about eye level. As the person disembarks from the ladder, his foot on the lower rung again activates the switch turning off the flashing light.

US Patent:

20160109218, Apr 21, 2016

Filed:

Oct 15, 2014

Appl. No.:

14/514934

Inventors:

Stephen AUSTIN - Newport Beach CA, US

International Classification:

G01B 11/02
G01B 3/10

Abstract:

An apparatus for measuring jump distances has a housing with a bottom surface, a track extending longitudinally along the housing, a carriage translatably affixed to the track, and a laser mounted to the carriage so as to direct the beam in a direction away from the housing. A scale is affixed to or adjacent to the track. The scale has distance indicia formed therein. The carriage has an indicator thereon that is directed to the scale such that the distance indicia corresponding to the indicator corresponds to a location of a surface to which the beam of the laser is directed.