Patents
Patents for E02F 3 - Dredgers; Soil-shifting machines (20,930)
07/1978
07/11/1978US4099578 Hinged bulldozer blade
07/11/1978US4099577 Work vehicle and ring gear bearing arrangement therefor
07/11/1978US4099449 Electromagnetic bucket positioner for loader vehicles
07/04/1978US4098539 Cutting machine
07/04/1978US4098350 Bulldozer blade push arms
07/04/1978US4098344 Earthworking implement
07/04/1978US4098012 Auger-type thin-keeled excavating machine
06/1978
06/27/1978US4096957 Pivot pin assembly
06/27/1978US4096954 Gondola car loader
06/27/1978US4096878 Valve group subassembly
06/27/1978US4096654 Drag implement for gathering and spreading dirt
06/20/1978US4095752 Motorized shovel
06/20/1978US4095545 Self-propelled dredging apparatus
06/20/1978US4095358 Apparatus for high-speed trench digging beside highways
06/13/1978US4094548 Apparatus for conveying and separating loose material
06/13/1978US4094422 Bucket loader boom
06/06/1978US4092790 Floatable apparatus for excavating and transporting excavated material
05/1978
05/23/1978US4090724 Tractor-scraper transport bracket
05/23/1978US4090627 Scoop car
05/23/1978US4090314 Scraper bowl lifting brackets
05/16/1978US4089431 Bucket with reduced dumping width
05/09/1978US4088341 Vehicle coupling system
05/09/1978US4088340 Impact absorbing vehicle coupling system
05/09/1978US4088236 Multiple use earth working machine
05/02/1978US4087010 Apparatus for mounting a hand-held paving breaker on backhoe attachments
05/02/1978US4087009 Backhoe frame
05/02/1978US4086967 Extended life end bits for bulldozer blades
05/02/1978US4086843 Tilt tip circuit with bypass valve
05/02/1978US4086712 Bucket construction having improved reinforcing means
04/1978
04/25/1978US4085856 Quick attach means for end loaders or the like
04/25/1978US4085855 Mechanism control
04/25/1978US4085854 Pitch stop assembly for power shovels
04/25/1978US4085805 Earth working machine with elevation control for tool thereof
04/25/1978US4085660 Pivotal support for a fluid actuated cylinder with means for communicating pressurized fluid thereto
04/25/1978US4085531 Grave digging machine
04/25/1978US4085530 Back hoe ripper-trencher converter
04/18/1978US4084853 Hopper device for tractor vehicles
04/18/1978US4084648 Process for the high-pressure grouting within the earth and apparatus adapted for carrying out same
04/18/1978US4084644 Motor grader or the like with hydraulic control system for circle gear
04/18/1978US4084643 Motor grader with blade support structure
04/18/1978US4084336 Vibrator equipped grab bucket
04/18/1978US4084335 Bowl and ejector apparatus
04/18/1978US4084334 Suction dredge with swell compensating ladder mount
04/11/1978US4083469 Brake cooling circuit
04/11/1978US4083414 Combination angling-tilting bulldozer
04/11/1978US4083135 Flexible connecting arrangement for suction dredgers
04/11/1978US4083134 Suction head for dredgers
04/11/1978US4083133 Swingable water and slush tube assembly for suction dredgers
04/11/1978US4083132 Draghead for suction dredger
04/04/1978USRE29603 Bucket reinforcement structure
04/04/1978US4082197 Articulated high lift vehicle
04/04/1978US4082150 Land levelling equipment
04/04/1978US4081919 Backhoe bucket
03/1978
03/28/1978US4081092 Tractor with lifting mechanism for mounting a bulldozer blade or the like
03/28/1978US4081036 Mounting arrangement for supporting bulldozer blade
03/28/1978US4081033 Slope control system
03/28/1978US4080746 Loader bucket assembly for earth working equipment
03/28/1978US4080708 Method of repairing a dredge cutterhead
03/21/1978US4079791 Adjustable sloper blade for bulldozers
03/14/1978US4079003 Method of transforming sludge into ecologically acceptable solid material
03/14/1978US4078820 Bail for push-pull scraper
03/14/1978US4078680 Swing mechanism for earthmoving apparatus such as a backhoe
03/14/1978US4078679 Metering flow device for loading and conveying machines
03/07/1978US4077731 Reinforcing wire laying machines and attachments
03/07/1978US4077529 Excavator bucket and ripper tooth assembly
03/07/1978US4077475 Tractor type vehicle including engine and load control therefor and provided with rotary working implement
03/07/1978US4077142 Adjustable cutting edge assembly for a power earth mover
03/07/1978US4077141 Tire protector assembly for a wheel loader
03/07/1978US4077140 Hydraulic excavator equipment for excavation laterally of the excavator
02/1978
02/28/1978US4076317 Device for guying a movable cutting machine
02/28/1978US4076314 Pavement cutting wheel mounting for earth moving equipment
02/28/1978US4076313 Underwater recovery apparatus
02/28/1978US4076080 Front end loader attachment
02/21/1978US4074896 Cushion compression struts for bulldozer blades
02/21/1978US4074821 Overcenter backhoe
02/21/1978US4074820 Shovel linkage for a hydraulic excavator
02/21/1978US4074770 Angle control for dozer blade
02/21/1978US4074769 Bulldozer blade control
02/21/1978US4074768 Blade support and control arrangement for a motor grader
02/21/1978US4074767 Motor grader support structure and side shift mechanism
02/21/1978US4074535 Self-cleaning fixed dredge
02/14/1978US4073080 Method of underwater hydraulic conveying for ocean mining and the like
02/14/1978US4073079 Device for pumping out sanded in crab pots
02/14/1978US4073078 Adjustable dredging and trenching apparatus
02/07/1978US4071965 Pivoted ejector with hinged door for earthmoving scrapers
01/1978
01/31/1978US4071155 Pincer bucket
01/31/1978US4071154 Bracket connection for backhoe and skip loader
01/31/1978US4071091 Motor grader with detachable link for reduced blade angle operation
01/31/1978US4071090 Motorgrader implement mounting arrangement
01/31/1978US4070978 Floating apparatus for weeding and dredging waterways
01/31/1978US4070807 Aerial lift
01/31/1978US4070772 Ground excavating apparatus
01/24/1978US4070064 Cooling system for rock ripper tip
01/24/1978US4070063 Dividing cutting machine
01/24/1978US4070061 Method and apparatus for collecting mineral aggregates from sea beds
01/24/1978US4069846 Device for extracting tree stumps
01/24/1978US4069637 Tubular section boom
01/24/1978US4069605 Conveyor folding and moldboard operation for excavating and loading systems
01/17/1978US4068959 Coupler apparatus
01/17/1978US4068774 Material handling implement