U.S. patents available from 1976 to present.
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Patent No. 5421089

Fork With Timer

A fork with timer for providing a cue to a user after an elapsed period of time for indicating that another bite of food using the fork may be taken.

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Class 60/573 - Self-acting phase balancing means acting at midpoint or end of stroke


Subclass of Class 60 - Power plants
Definition: Apparatus in which the pulsator fluid in the opposed pulsators
No. of patents: 2
Last issue date: 08/06/1991


NumberTitleIssue Date
5036933Supplementary rear-wheel steering for motor vehicles
In normal operation, a control or regulating device controls vehicle rear wheel steering in accordance with freely-selectable specifications. If a malfunction of the control or regulating device is detected, the latter becomes inoperative immediately. A p...
08/06/1991
4328670Hydraulic motion amplifier
A hydraulic system for motion amplification is disclosed. The system provides hydraulic fluid on both sides of a pair of hydraulic cylinders, creating a pressurized closed loop which provides precision control during both forward and reverse strokes of ea...
05/11/1982
 
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