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...that power steering was invented by independent inventor Francis W. Davis? As chief engineer in the 1920s of the truck division of the Pierce Arrow Motor Car Company, he saw how hard it was to steer heavy vehicles. So that he would be able to keep the profits from his future invention, Davis left his job, rented a small engineering shop in Waltham, Mass., and developed a hydraulic power steering system that led to power steering.

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Class 217/3CB - Cylindrical, barrels


Subclass of Class 217 - Wooden receptacles
No. of patents: 4
Last issue date: 05/05/1998


NumberTitleIssue Date
5746263Method of producing a wooden package or container and a wooden package or container
The present invention concerns a method of producing a wooden package or container from an elongated piece of wood, e.g., a precut alder or birch piece (block). The invention is implemented by separating at least one essentially cylindrical, hollow blank ...
05/05/1998
5174461Wine barrel
A wine barrel provides a stainless steel barrel body having at least one removable end, with at least one circumferential stave holder member secured to the barrel inside surface. This stave holder bears a plurality of stave receiving portions for releasa...
12/29/1992
5054381Method for contriving an insert in a receptacle, means for performing the method, and receptacles provided with such means
A method and receptacle assembly for allowing liquids to contact wood for the treatment of wines, juices, or other liquids use an insert structure having a plurality of flat wooden elements which are wedged between opposing pairs of seats within a recepta...
10/08/1991
4227621Sealed tub
A stave for a tub has opposite elongate edges formed with formations each having a section transverse to the stave including an arcuate portion, and a rabbet for receiving a floor of the tub extending between the edges. The formations on each stave are de...
10/14/1980
 
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