Joseph R. Harkness

Person

Germantown, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Engine balancing system having at least one pivoting counterbalance...
- Patent number 5,282,397
- Issue date Feb 1, 1994
- Briggs & Stratton Corporation
- Joseph R. Harkness
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Speed governing apparatus
- Patent number 4,895,119
- Issue date Jan 23, 1990
- Briggs & Stratton Corporation
- Joseph R. Harkness
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Pivoting balancer system
- Patent number 4,819,593
- Issue date Apr 11, 1989
- Briggs & Stratton Corporation
- Patrick J. Bruener
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Reciprocating piston-type internal combustion engine with improved...
- Patent number 4,414,934
- Issue date Nov 15, 1983
- Briggs & Stratton Corporation
- Norbert M. Vogl
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Clutch-brake mechanism for rotary mower engines
- Patent number 4,205,737
- Issue date Jun 3, 1980
- Briggs & Stratton Corporation
- Joseph R. Harkness
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Brake safety system for a power driven rotary mower
- Patent number 4,090,345
- Issue date May 23, 1978
- Briggs & Stratton Corporation
- Joseph R. Harkness
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Combination clutch and brake for rotary power mower
- Patent number 4,048,787
- Issue date Sep 20, 1977
- Briggs & Stratton Corporation
- Joseph R. Harkness
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Rotary power mower with improved clutch and brake mechanism
- Patent number 4,048,788
- Issue date Sep 20, 1977
- Briggs & Stratton Corporation
- Igor Kamlukin
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Brake safety system for a power driven rotary mower
- Patent number 4,037,389
- Issue date Jul 26, 1977
- Briggs & Stratton Corporation
- Joseph R. Harkness
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Safety device for walk-behind rotary mowers
- Patent number 4,003,190
- Issue date Jan 18, 1977
- Briggs & Stratton Corporation
- Daniel E. Braun
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Automatic compression relief mechanism for internal combustion engines
- Patent number 3,981,289
- Issue date Sep 21, 1976
- Briggs & Stratton Corporation
- Joseph R. Harkness
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Bendix-type engine starter with mechanical lookout to prevent undes...
- Patent number 3,971,353
- Issue date Jul 27, 1976
- Briggs & Stratton Corporation
- Joseph R. Harkness
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Joseph R. Harkness

Person

Patents Grantslast 30 patents

Engine balancing system having at least one pivoting counterbalance...

Speed governing apparatus

Pivoting balancer system

Reciprocating piston-type internal combustion engine with improved...

Clutch-brake mechanism for rotary mower engines

Brake safety system for a power driven rotary mower

Combination clutch and brake for rotary power mower

Rotary power mower with improved clutch and brake mechanism

Brake safety system for a power driven rotary mower

Safety device for walk-behind rotary mowers

Automatic compression relief mechanism for internal combustion engines

Bendix-type engine starter with mechanical lookout to prevent undes...