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Title: Combustion engine variable compression ratio apparatus and method

Abstract

An apparatus and method for varying a compression ratio of an engine having a block and a head mounted thereto. The apparatus and method includes a cylinder having a block portion and a head portion, a piston linearly movable in the block portion of the cylinder, a cylinder plug linearly movable in the head portion of the cylinder, and a valve located in the cylinder plug and operable to provide controlled fluid communication with the block portion of the cylinder.

Inventors:
;  [1];  [2];  [3]
  1. Peoria, IL
  2. Dunlap, IL
  3. Washington, IL
Issue Date:
Research Org.:
Caterpillar Inc., Deerfield, IL (United States)
Sponsoring Org.:
USDOE
OSTI Identifier:
908398
Patent Number(s):
7055469
Application Number:
10/369,050
Assignee:
Caterpillar Inc (Peoria, IL)
Patent Classifications (CPCs):
F - MECHANICAL ENGINEERING F01 - MACHINES OR ENGINES IN GENERAL F01L - CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
F - MECHANICAL ENGINEERING F02 - COMBUSTION ENGINES F02B - INTERNAL-COMBUSTION PISTON ENGINES
DOE Contract Number:  
FC05-00OR22806
Resource Type:
Patent
Country of Publication:
United States
Language:
English
Subject:
33 ADVANCED PROPULSION SYSTEMS

Citation Formats

Lawrence,, Keith, E, Strawbridge, Bryan E, and Dutart, Charles H. Combustion engine variable compression ratio apparatus and method. United States: N. p., 2006. Web.
Lawrence,, Keith, E, Strawbridge, Bryan E, & Dutart, Charles H. Combustion engine variable compression ratio apparatus and method. United States.
Lawrence,, Keith, E, Strawbridge, Bryan E, and Dutart, Charles H. Tue . "Combustion engine variable compression ratio apparatus and method". United States. https://www.osti.gov/servlets/purl/908398.
@article{osti_908398,
title = {Combustion engine variable compression ratio apparatus and method},
author = {Lawrence, and Keith, E and Strawbridge, Bryan E and Dutart, Charles H},
abstractNote = {An apparatus and method for varying a compression ratio of an engine having a block and a head mounted thereto. The apparatus and method includes a cylinder having a block portion and a head portion, a piston linearly movable in the block portion of the cylinder, a cylinder plug linearly movable in the head portion of the cylinder, and a valve located in the cylinder plug and operable to provide controlled fluid communication with the block portion of the cylinder.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2006},
month = {6}
}