Patents by Inventor Stephen P. Haasler

Stephen P. Haasler has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Nested contact and cap assembly for fuseholder
    Patent number: 5355111
    Abstract: The fuseholder includes a current limiting fuse mounted within a fuse body and a lower contact and hinge assembly. The fuse body has contact assemblies mounted on each end thereof. The lower contact assembly on the fuse body is mounted on a hinge which is rotatably supported on an interchangeable cutout mounting. The current limiting fuse includes a fuse element spirally wound around a spider which extends the length of the fuse body. The fuse element includes a high current fusible element and a low current fuse element. The fusible element includes a plurality of spaced reduced areas and is supported on the spider by support surfaces which are located between adjacent reduced areas of the fusible element. An auxiliary wire also extends the length of the fuse body about the spider.
    Type: Grant
    Filed: May 24, 1993
    Date of Patent: October 11, 1994
    Assignee: Cooper Power Systems, Inc.
    Inventors: Stephen P. Haasler, Stephen P. Johnson, John Lapp