1
Heller Rudolf: Adjustable support or stand for an optical observation instrument. Contraves, Kleeman Werner W, June 24, 1975: US3891301 (47 worldwide citation)

An adjustable support for an optical observation instrument, especially a binocular microscope, the position and/or orientation of which can be freely adjusted and fixed within a spatial area, comprising an elongated balance beam supported at its fulcrum on a stationary support by means of two block ...


2
Heller Rudolf: Method of producing shaped bodies of low specific gravity. February 8, 1972: US3640787 (42 worldwide citation)

Bodies of low specific gravity produced by coating a mass of roundish hollow granules, such as expanded or swelled polystyrene granules, with a hardenable liquid binder material, mixing the mass of thus coated granules with a pulverulent solid material so as to adhere particles of the solid material ...


3
Heller Rudolf: Harness frame support rod possessing increased bending strength. Contraves, August 28, 1973: US3754577 (32 worldwide citation)

A support rod for a harness frame of a loom and method for the fabrication of such support rod wherein at least one edge reinforcement means is mounted at the region of at least one of the extremities of a lightweight support rod body member, with a thermally hardenable adhesive material interposed ...


4
Heller Rudolf: Apparatus for adjusting an optical observation device. Contraves, Kleeman Werner W, June 3, 1975: US3887267 (22 worldwide citation)

An apparatus for adjusting an optical observation device supported via a carrier on support component at a stand and which is freely movable by means of a rod in a horizontal plane and adjustable in vertical direction by means of an adjustment motor, the direction of running of which is governed by ...


5
Heller Rudolf: Adjustable support or stand for an optical observation instrument. Contraves, October 2, 1973: US3762796 (21 worldwide citation)

An adjustable support or stand for an optical observation instrument, especially for a binocular microscope, the position and/or orientation of which can be freely adjusted and fixed within a desired spatial zone or area, and wherein the observation device is connected through the agency of a three- ...


6
Heller Rudolf, Schindler Walter: Arrangement on a support for an optical observation apparatus.. Contraves, January 28, 1981: EP0023003-A1 (20 worldwide citation)

Die Erfindung betrifft eine Anordnung an einem Stativ für ein optisches Beobachtungsgerät, insbesondere fur ein Operationsmikroskop. Das Stativ (200) besteht im wesentlichenaus einer Standsaule (110), einem daran um eine Horizontalachse (A2) schwenkbar gelagerten Arm (130), einem Tragarm (147), mehr ...


7
Heller Rudolf: Adjustable support for optical observation instrument. Contraves, October 2, 1973: US3762797 (17 worldwide citation)

An adjustable stand for an optical observation instrument, especially for a binocular microscope, the position and/or orientation of which can be adjusted and fixed in a spatial area. A three-axis full Cardan rod assembly connects the observation instrument with a freely adjustable terminal piece of ...


8
Heller Rudolf: Supporting device with counterbalance for a surgical microscope.. Zeiss Carl Fa, March 25, 1992: EP0476551-A1 (10 worldwide citation)

There is specified for a supporting device for surgical microscopes a device for counter balancing which consists of a jointed parallelogram (3), which can pivot about a pivot (6) and has two displaceably arranged weights (G2). The device enables stepless balancing of the weight of the surgical micr ...


9
Heller Rudolf: Stand for an optical observation apparatus.. Contraves, November 26, 1986: EP0202399-A1 (8 worldwide citation)

Die als Stativ ausgebildete Tragvorrichtung (100) hat einen von einem Ständerteil (44) quer abstehenden Armteil (50), an dessen Ende ein Operationsmikroskop (35) in Richtung quer zum Ständerteil (44) ist ein Führungsgestänge (1) mit einem doppelscherenartigen Traggestänge (2) vorgesehen, dessen Bewe ...


10
Heller Rudolf, Schindler Walter: Additional arrangement on a support for an optical observation apparatus.. Contraves, January 28, 1981: EP0023004-A1 (7 worldwide citation)

Die Erfindung betrifft eine Zusatzvorrichtung an einem Stativ für ein Operationsmikroskop (60), das an dem mit mehreren Dreh- und Bremslagern, einem Trag- und einem Schwenkarm sowie mit einem Gelenkparallelogramm (50) versehenen Stativ (100) angebracht und in einem vorbestimmten raümlichen Bereich h ...