Wilfred Roth

US Patent:

6662651, Dec 16, 2003

Filed:

Aug 15, 2002

Appl. No.:

10/219146

Inventors:

Wilfred Roth - Burlington VT

Assignee:

Javelin Sports, Inc. - Burlington VT

International Classification:

A61B 124

US Classification:

7337902

Abstract:

A portable exercise device ( ) having a force measuring system ( ) and a length adjuster ( ). The exercise device includes a pulley/securing device assembly ( ) and a cord ( ) having a gripping structure ( ) at each of its ends. The pulley/securing device assembly has a pulley ( ) for engaging the cord and a securing device ( ) for securing the exercise device to a door ( ). The force measuring system engages one of the gripping structures and determines magnitude of a tensile force ( ) applied to that gripping member. The force measuring system is in communication with an electronic display ( â) that displays the magnitude of the tensile force to a user ( ). The force measuring system may be powered by batteries ( â) contained in the housing of the force measuring system, contained in a handgrip ( ) of the gripping structure, or located aboard the electrified glove, may be powered by a power generating system ( ) driven by the pulley during, or may be powered by a piezoelectric sensor ( ) used to measure the force applied to the cord. The length adjuster includes a body ( ) having a plurality of slots ( ) that threadedly receive a portion of the cord and allow a user to create, and adjust the size of, an excess loop ( ) to change the effective length of the cord.

US Patent:

45235902, Jun 18, 1985

Filed:

Oct 25, 1982

Appl. No.:

6/436292

Inventors:

Wilfred Roth - Burlington VT
C. Irving Meeker - Falmouth ME

International Classification:

A61B 1712

US Classification:

128325

Abstract:

This invention relates to a method and device for effecting reversible sterilization in mammals. Specifically, the invention discloses means for occluding the fallopian tubes through the combined use of a notched plug inserted into each fallopian tube and a clip applied externally around a portion of the tube containing the plug.