Patents Assigned to Zajac Optimum Output Motors, Inc.
  • Rotary valve system and engine using the same
    Patent number: 7325520
    Abstract: Rotary valve system for controlling communication with a port in an internal combustion engine which, in one disclosed embodiment, has a crankshaft, compression and expansion pistons connected to the crankshaft for reciprocating movement within compression and expansion chambers, a combustion chamber in which air from the compression chamber is combined with fuel and burned to produce an increased gas volume.
    Type: Grant
    Filed: July 12, 2006
    Date of Patent: February 5, 2008
    Assignee: Zajac Optimum Output Motors, Inc.
    Inventors: John Zajac, Ian F. Smith
  • Rotary valve system and engine using the same
    Patent number: 7255082
    Abstract: Rotary valve system for controlling communication with a port in an internal combustion engine which, in one disclosed embodiment, has a crankshaft, compression and expansion pistons connected to the crankshaft for reciprocating movement within compression and expansion chambers, a combustion chamber in which air from the compression chamber is combined with fuel and burned to produce an increased gas volume.
    Type: Grant
    Filed: March 9, 2006
    Date of Patent: August 14, 2007
    Assignee: Zajac Optimum Output Motors, Inc.
    Inventors: John Zajac, Ian F. Smith