Resources Contact Us Home Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE     Accurate positioning apparatus Image Number 4 for United States Patent #4607461. The incremental very accurate positioning device is operable to control accurate positioning of a movable member such as a tool. The apparatus comprises a base with a mounting bar spaced from the base for mounting the member. The bar is movable along its elongate axis by a drive force applied to the proximal end thereof for moving the distal end forwardly and rearwardly along the axis. The bar is mounted on two parallel spaced elongated flat springs that extend transversely of the bar. The springs are fixed to the bar for maintaining an axial force on the bar and are mounted at each end to a block which is pivotally mounted on the base.       Recently Added Patents Photographing apparatus and method to control auxiliary light emission Process for the preparation of syngas and methanol from organic wastes Notebook computer Barrier seal and assembly incorporating same Bronchoscopic repair of air leaks in a lung Dimensionally stable silicone hydrogel contact lenses Set of golf clubs   Randomly Featured Patents Combined bottle and cap Wristwatch structure Automated mail creation and processing system Surgical stapling instrument with an articulatable end effector Wavelength-stabilized light source apparatus Average power control of wireless transmission having a variable duty cycle Nozzle plate for a liquid jet print head Rock utility enclosure apparatus Strip fastener material Liquid crystal display module, mobile communication device, and method of mounting liquid crystal display module © 2006-2008 PatentGenius. All Rights Reserved.