Trackball supporting device
AssigneeSilitek Corporation
InventorDennis Tseng
Life of this patent
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Abstract
A trackball supporting device includes a plurality of trackball supports respectively installed in holes around a base to support a trackball on a trackball seat on the base, each trackball support including a front socket, a rolling ball revolvably retained in the respective front socket to support the trackball in the trackball seat, and a lubricating device to lubricate the respective rolling ball, each mounting hole having symmetrical hooks with raised portions clamped on the respective trackball support to hold it in position.
Claims5
A trackball supporting device comprising a trackball, a base, and a plurality of trackball supports respectively fastened to said base to support said trackball on said base, wherein said base comprises a trackball seat, a plurality of mounting holes spaced around the periphery in communication with said trackball seat, and pairs of symmetrical hook members respectively disposed in either mounting hole;
- said trackball supports are respectively inserted in said mounting holes, each trackball support comprising a front socket, a rolling ball revolvably retained in the respective front socket to support said trackball in said trackball seat, and a lubricating device to lubricate the respective rolling ball.
Dependencies are inferred from the claim text.