Patents by Inventor Lothar Back

Lothar Back 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).

  • Patent number: 6022148
    Abstract: A pocket cage of synthetic material for roller bearings including a plurality of rollers spaced circumferentially, consisting of side rings and ribs arranged between them, whose pocket-side working faces are adapted to the roller shape, each rib having a first section arranged in the region of the arc separating the rollers in the circumferential direction of the bearing, and a second section holding the rollers in the radial direction of the bearing, characterized in that the pockets are widened at least in the region of a side ring by reduction of the holding sections.
    Type: Grant
    Filed: March 7, 1996
    Date of Patent: February 8, 2000
    Assignee: SKF GmbH
    Inventors: Lothar Back, Uwe Brockmuller, Winfried Oestreicher
  • Patent number: 5733295
    Abstract: To facilitate the production of a surgical vascular clip having two arms with clamping jaws, the arms being resiliently pressable against each other and meeting at an end section of the clip, and also having a tensioning section adjoining the end section in the direction towards the clamping jaws and being surrounded by a ring displaceable in the longitudinal direction of the tensioning section, it is proposed that the arms with the clamping jaws, the tensioning section and the end section be designed as a one-piece component.
    Type: Grant
    Filed: September 10, 1996
    Date of Patent: March 31, 1998
    Assignee: Aesculap AG
    Inventors: Lothar Back, Gebhard Herrmann, Markus Nesper, Dieter Weisshaupt
  • Patent number: 5702411
    Abstract: To enable easier manufacturability of the clamping ring for a surgical clip comprising two arms which are elastically pivotable towards each other and each have one clamping jaw, an end section in which the arms meet, and located therebetween a tensioning section on which the clamping ring surrounding the arms is displaceable in the longitudinal direction, with a part connected to the clamping ring engaging between the arms, it is proposed that the clamping ring carry diametrically opposed projections integrally formed on the clamping ring and protruding inwardly into the area surrounded by the clamping ring.
    Type: Grant
    Filed: August 20, 1996
    Date of Patent: December 30, 1997
    Assignee: Aesculap AG
    Inventors: Lothar Back, Gebhard Herrmann, Markus Nesper, Dieter Weisshaupt