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Document Number
US Patent 4033602
Issued Date
July 5, 1977
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Abstract
A ski brake preventing free flight of the ski upon its inadvertent release from the ski boot comprises a U-shaped stirrup whose shanks straddle the longitudinal edges of the ski and are provided with braking elements and a pair of torsion rods connected to the shanks and received in a mounting retaining the surface of the stirrup on the ski. When the bight of the U-shaped member is held against the ski by the ski boot directly or a plate of the ski binding, the brake elements are swung upwardly to the upper surface of the ski and lie parallel to the longitudinal edges. When the stirrup is released the resilient action of the torsion rods rotates the stirrup into a position in which the brake elements project symmetrically transverse to the longitudinal edges and below the bottom surface of the ski to prevent free flight.
Drawing
Ski brake - US Patent 4033602 Drawing
Drawing from US Patent 4033602
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Number of Claims:
5
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Owner
Intamin AG (Zurich,CH)
Published
July 5, 1977
Application Number
05/689,346
Filed
May 24, 1976
US Classification
280/605  
Int'l Classification
A63C   7/10   (20060101)   A63C   7/00   (20060101)  
Assistant Examiner
Priority Data
May 22, 1975 [OE] 3879/75
USPTO Field of Search
280/605   280/604  
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A ski brake construction utilizing a spring wire bent into a desired configuration so that the entirety thereof lies in a common plane. The spring has a portion which is bent generally into a U-shape with an intermediate bight portion interconnecting the legs of the U being received in an elongated and inclined slot in a holding plate device mounted on the upper surface of a ski. The intermediate bight portion has a general configuration to hold it in the aforementioned common plane even though the braking members are moved out of the common plane. As a result, a torsional force is developed in the spring, which torsional force effects an erecting of the brake after the ski boot is released from engagement with the ski bindings.

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A ski stop assembly 12 including a pair of elongated members 14, 16 mounted for rotation with respect to each other about a common axis on the side of a ski. The ski stop assembly includes a torsion spring sandwiched between the elongated members and urging them to rotate with respect to each other to a position in which they extend at an angle to the axis of elongation of the ski. A preferred embodiment of the invention is described in which a pair of elongated members is mounted at each side of a ski. A preferred mounting structure is described.

Claims
Description
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