LandOfFree - US Patents - Listing for Internal-combustion engines

Internal-combustion engines – Combustion chamber

Reciprocating engine combustion chamber

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

Reciprocating engine cooling system

Internal-combustion engines – Accessories – Covers – trays – vibrators – corrosion inhibitors – air filters

Reciprocating engine for a motor vehicle

Internal-combustion engines – Poppet valve operating mechanism – With means for varying timing

Reciprocating engine of a spark ignition type

Internal-combustion engines – Four-cycle

Reciprocating engine of a spark ignition type

Internal-combustion engines – Poppet valve operating mechanism – Camshaft drive means

Reciprocating engine with a gear drive

Internal-combustion engines – Adjustable combustion chamber – Piston in head adjusted

Reciprocating engine with a variable compression ratio...

Internal-combustion engines – Multiple cylinder – Having rotary output shaft parallel to cylinders

Reciprocating engine with a wobble plate transmission

Internal-combustion engines – Multiple cylinder – Having rotary output shaft parallel to cylinders

Reciprocating engine with crankplate

Internal-combustion engines – Precombustion and main combustion chambers in series – Chamber temperature control means

Reciprocating engine with cylindrical combustion chamber

Internal-combustion engines – Poppet valve operating mechanism – Camshaft drive means

Reciprocating engine with rocker valve gear

Internal-combustion engines – Poppet valve operating mechanism – Overhead camshaft

Reciprocating engine with rocker-arm valve control

Internal-combustion engines – Accessories – Covers – trays – vibrators – corrosion inhibitors – air filters

Reciprocating engine with two cylinder banks arranged in a V-sha

Internal-combustion engines – Transmission mechanism from piston

Reciprocating engines

Internal-combustion engines – Transmission mechanism from piston

Reciprocating engines

Internal-combustion engines – Two-cycle – Rear compression

Reciprocating impact tool having two-cycle engine oil supply...

Internal-combustion engines – Poppet valve operating mechanism – With means for varying timing

Reciprocating internal combustion engine

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

Reciprocating internal combustion engine

Internal-combustion engines – Frame construction – Horizontal cylinder

Reciprocating internal combustion engine