Circle Engine Co

United States of America

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IPC Class
F01C 1/356 - Rotary-piston machines or engines having the characteristics covered by two or more of groups , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group or and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member 2
F01C 21/08 - Rotary pistons 2
F01C 21/18 - Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet 2
F02B 53/00 - Internal-combustion aspects of rotary-piston or oscillating-piston engines 2
F02B 55/02 - Pistons 2
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Found results for  patents

1.

Rotary internal combustion engine

      
Application Number 15044186
Grant Number 09828907
Status In Force
Filing Date 2016-02-16
First Publication Date 2016-06-09
Grant Date 2017-11-28
Owner CIRCLE ENGINE CO (USA)
Inventor Koch, Randy

Abstract

A rotary internal combustion engine includes an arcuate compression chamber, an arcuate expansion chamber, an output shaft, and a piston coupled to the output shaft for movement through the arcuate compression chamber and the arcuate expansion chamber. The piston has a leading end, a trailing end, an inlet valve that is located at the leading end of the piston for receiving a compressible fluid from the compression chamber and an outlet valve that is located at the trailing end of the piston for expelling a combustion gas into the arcuate expansion chamber.

IPC Classes  ?

  • F02B 53/00 - Internal-combustion aspects of rotary-piston or oscillating-piston engines
  • F02B 55/04 - Cooling thereof
  • F01C 1/356 - Rotary-piston machines or engines having the characteristics covered by two or more of groups , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group or and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
  • F01C 21/08 - Rotary pistons
  • F01C 21/18 - Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
  • F02B 55/02 - Pistons
  • F02B 55/14 - Shapes or constructions of combustion chambers
  • F02B 55/08 - Outer members for co-operation with rotary pistonsCasings
  • F02B 53/06 - Valve control therefor

2.

Rotary internal combustion engine

      
Application Number 13832876
Grant Number 09291095
Status In Force
Filing Date 2013-03-15
First Publication Date 2014-09-18
Grant Date 2016-03-22
Owner CIRCLE ENGINE CO (USA)
Inventor Koch, Randy

Abstract

A rotary internal combustion engine includes an arcuate compression chamber, an arcuate expansion chamber, an output shaft, and a piston coupled to the output shaft for movement through the arcuate compression chamber and the arcuate expansion chamber. The piston has a leading end, a trailing end, an inlet valve that is located at the leading end of the piston for receiving a compressible fluid from the compression chamber and an outlet valve that is located at the trailing end of the piston for expelling a combustion gas into the arcuate expansion chamber.

IPC Classes  ?

  • F02B 53/00 - Internal-combustion aspects of rotary-piston or oscillating-piston engines
  • F01C 1/356 - Rotary-piston machines or engines having the characteristics covered by two or more of groups , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group or and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
  • F01C 21/08 - Rotary pistons
  • F01C 21/18 - Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet
  • F02B 55/02 - Pistons
  • F02B 55/14 - Shapes or constructions of combustion chambers