LandOfFree - US Patents - Listing for Internal-combustion engines

Internal-combustion engines – Cooling – With jacketed head and/or cylinder

Reciprocable piston internal combustion engine with at least one

Internal-combustion engines – Valve – Valve head cooperates with manifold

Reciprocable piston internal combustion engine, especially diese

Internal-combustion engines – Particular piston and enclosing cylinder construction – Cylinder detail

Reciprocal engine with floating liner

Internal-combustion engines – Starting device – For airplane

Reciprocarint piston internal combustion engine

Internal-combustion engines – Multiple cylinder – Cylinders radiating

Reciprocate internal combustion engine

Internal-combustion engines – Two-cycle – Whirl through piston-controlled ports

Reciprocating 2-stroke cycle internal combustion engine

Internal-combustion engines – Rotating cylinder – Radial

Reciprocating and rotary internal combustion engine

Internal-combustion engines – Rotating cylinder – Parallel to shaft

Reciprocating and rotary internal combustion engine,...

Internal-combustion engines – Vibration compensating device

Reciprocating balance weight mechanism for a piston type interna

Internal-combustion engines – Multiple cylinder – Cylinders radiating

Reciprocating cylinder engine

Internal-combustion engines – Free piston – Single chamber; one piston

Reciprocating drive means

Internal-combustion engines – Four-cycle – Variable clearance

Reciprocating engine

Internal-combustion engines – Multiple cylinder – Cylinders in-line

Reciprocating engine

Internal-combustion engines – Reciprocating cylinder – Two-cycle

Reciprocating engine

Internal-combustion engines – Particular piston and enclosing cylinder construction – Piston

Reciprocating engine

Internal-combustion engines – Particular piston and enclosing cylinder construction – Piston

Reciprocating engine

Internal-combustion engines – Particular piston and enclosing cylinder construction – Piston

Reciprocating engine

Internal-combustion engines – Transmission mechanism from piston – Including clutch

Reciprocating engine

Internal-combustion engines – Particular piston and enclosing cylinder construction – Piston

Reciprocating engine