Membership
Tour
Register
Log in
Walter M. Shaffer
Follow
Person
Peoria, IL, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Power train with an auxiliary creeper drive system
Patent number
4,271,723
Issue date
Jun 9, 1981
Caterpillar Tractor Co.
Walter M. Shaffer
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Side loading ultra-narrow aisle lift truck
Patent number
4,189,276
Issue date
Feb 19, 1980
Caterpillar Tractor Co.
Walter M. Shaffer
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Power train with an auxiliary creeper drive system
Patent number
4,132,132
Issue date
Jan 2, 1979
Caterpillar Tractor Co.
Walter M. Shaffer
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Pressure sensitive charging means for a steering system
Patent number
4,100,739
Issue date
Jul 18, 1978
Caterpillar Tractor Co.
Walter Moore Shaffer
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Blocking valve for power steering for lift trucks
Patent number
4,099,378
Issue date
Jul 11, 1978
Caterpillar Tractor Co.
Walter M. Shaffer
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Vehicle drive
Patent number
4,056,989
Issue date
Nov 8, 1977
Caterpillar Tractor Co.
Walter M. Shaffer
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Self-contained steering guidance means
Patent number
4,057,019
Issue date
Nov 8, 1977
Caterpillar Tractor Co.
Walter M. Shaffer
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Outrigger and frame support member
Patent number
4,034,881
Issue date
Jul 12, 1977
Caterpillar Tractor Co.
Lloyd K. Heinold
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Heavy lift side loader truck
Patent number
4,024,968
Issue date
May 24, 1977
Towmotor Corporation
Walter M. Shaffer
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Side handling attachment
Patent number
3,977,550
Issue date
Aug 31, 1976
Towmotor Corporation
John T. Crawford
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Power steering system for electric-drive lift truck
Patent number
3,976,158
Issue date
Aug 24, 1976
Caterpillar Tractor Co.
Walter M. Shaffer
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS