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...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!

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Class 123/81R - Oscillating valve


Subclass of Class 123 - Internal-combustion engines
Definition: Four-cycle internal-combustion engines provided with an
No. of patents: 4
Last issue date: 02/24/2004


NumberTitleIssue Date
6694932Valve assembly with swinging valve face moving out of the fluid path
A valve assembly for limiting the flow of fluid into and out of a chamber, consisting of: a valve seat in a wall of the chamber, wherein fluid flows into and out of the chamber through the valve seat; a valve face engaging the valve scat, wherein the valv...
02/24/2004
5358797Adjusting shim
The present invention provides an improved adjusting shim used in a valve train for an internal combustion engine for an automobile. The adjusting shim produced from a base material consisting of a ceramic material containing 80 to 98 wt. % of silicon nit...
10/25/1994
4455976Internal combustion engines
A four cycle internal combustion engine in which cylinders are arranged in pairs. The pistons in each pair of pistons are arranged to operate in tandem. A U shaped arm which is arranged to turn around a center is connected through one set of linkages to a...
06/26/1984
4228770Internal combustion engine fuel supply system
A fuel supply system for an internal combustion engine having inlet porting and a fuel supply passage with valve means therein, the cross-sectional area lying within the outside passage walls being greater in the region of the valve means than in a region...
10/21/1980
 
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