Patents
Patents for E02F 9 - Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups (23,883)
11/1978
11/14/1978US4125034 Lever mechanism
11/07/1978US4124124 Hydraulic control and drive system for amphibious vehicle having a topside dragline draw works thereon
11/07/1978US4123861 Method of excavating earth with a bucket
11/07/1978US4123859 Shock absorbing system for suction dredgers
11/07/1978US4123848 Block profile gauge
11/07/1978CA1041759A1 Interchangeable blade bit
10/1978
10/31/1978US4122960 Pedal linkage for the boom arms and attachment carrier of a skid-steered tractor vehicle
10/31/1978US4122959 Backhoe with multi-movement capabilities
10/31/1978US4122758 Service support
10/31/1978US4122678 Hydraulic control with feedback for powered machinery
10/24/1978US4121347 Device for setting and retaining a fixed direction
10/17/1978US4120364 Automatic control device for tractor mounted tools
10/17/1978US4120105 Bucket adapter with load absorbing means
10/17/1978CA1040511A1 Dual pump hydraulic control system with predetermined flow crossover provision
10/10/1978US4119000 Remote control assembly
10/10/1978CA1040061A1 Fluid system of a work vehicle having fluid combining means and signal combining means
10/10/1978CA1039980A1 Hinge pin construction
10/03/1978US4117944 Backhoe mounting assembly
10/03/1978US4117689 Submarine pipe trenching apparatus
10/03/1978US4117611 Digging teeth for an excavating bucket
10/03/1978CA1039774A1 Locking mechanism including a locking pin
10/03/1978CA1039760A1 Mobile underwater device for excavating materials on the sea bed
10/03/1978CA1039684A1 Two-piece backhoe boom
10/03/1978CA1039537A1 Lubrication in hinge pin construction
09/1978
09/26/1978US4116577 Flow sensing auxiliary pump by-pass valve
09/26/1978US4116484 Tiltable cab mounting
09/26/1978US4116412 Resilient mounting for an operator's station on a vehicle
09/19/1978US4115021 Implement attachment to shank
09/19/1978US4114391 Tape laying trenching apparatus
09/19/1978CA1038907A1 Material handling equipment operator's cab mounting
09/19/1978CA1038906A1 Expansible operator's cab
09/19/1978CA1038819A1 Excavator with stabilizers
09/19/1978CA1038818A1 Excavator with upper section and boom on rails
09/19/1978CA1038817A1 Excavator with improved stability
09/19/1978CA1038724A1 Control valve arrangement with a preconditioned relief valve and a flow force compensated valve spool
09/19/1978CA1038685A1 Implement attachment to shank
09/12/1978US4112821 Fluid control system for multiple circuited work elements
09/12/1978CA1038264A1 Pre-adjusted control module for construction vehicles
09/05/1978US4111066 Control means
09/05/1978CA1037995A2 Excavating tooth assembly
09/05/1978CA1037994A1 Replaceable corner tooth assembly
08/1978
08/29/1978US4109807 Support for loader lift arm
08/29/1978US4109771 Safety lockout for engine clutch
08/29/1978US4109561 Control valve arrangement with a preconditioned relief valve and a flow force compensated valve spool
08/29/1978CA1037432A1 Guard for hydraulic cylinder rods
08/29/1978CA1037355A1 Swing flow supplemental travel for an excavator
08/29/1978CA1037346A1 Spring centered balanced resolver valve
08/22/1978US4108496 Paddle wheel pick-up
08/22/1978US4108264 Cable take-up device for electric drive vehicle
08/22/1978US4108250 Cutting edge assembly for earthworking devices
08/22/1978US4107859 Depth indicating and depth controlling devices for earth moving machines
08/22/1978CA1036902A1 Vehicle speed control apparatus and method
08/15/1978US4106335 Sea sled tow line vector system
08/15/1978US4106226 Bidirectional rotary excavator
08/15/1978US4106225 Method and apparatus for excavating underpinning holes
08/15/1978CA1036639A1 High strength earth working penetration tooth
08/15/1978CA1036638A1 Replaceable cutting edge assembly
08/08/1978US4104954 Hydraulic control system
08/08/1978US4104813 Muck dredging machine
08/01/1978US4103791 Shovel attachment means for hydraulic excavator
08/01/1978US4103559 Detented manual actuator for a multifunction system
08/01/1978US4103442 Adjustable shovel tooth cap holder
08/01/1978US4103441 Trencher with offset drive wheels
07/1978
07/25/1978US4102461 Excavator with low center of gravity
07/25/1978US4102066 Scarifying apparatus and method for railroad bed ballast removal
07/25/1978US4102064 Swell compensator for suction dredging system
07/18/1978US4101318 Cemented carbide-steel composites for earthmoving and mining applications
07/18/1978US4100973 Side load protection arrangement for rotating equipment
07/11/1978US4099635 Gondola car loader
07/11/1978US4099577 Work vehicle and ring gear bearing arrangement therefor
07/11/1978US4099449 Electromagnetic bucket positioner for loader vehicles
07/04/1978US4098286 Hydraulic control valve assembly
07/04/1978US4098013 Digging tooth with replaceable cutting edge
06/1978
06/27/1978US4097060 Roll stiffening and dampening in articulated vehicles
06/27/1978US4096957 Pivot pin assembly
06/27/1978US4096954 Gondola car loader
06/27/1978US4096878 Valve group subassembly
06/27/1978US4096653 Cartridge retaining means for earthworking tips
06/20/1978US4095839 Falling object protective structure
06/20/1978US4095545 Self-propelled dredging apparatus
06/06/1978US4092790 Floatable apparatus for excavating and transporting excavated material
05/1978
05/23/1978US4090723 Tandem roadwheel leveling system for construction vehicles
05/23/1978US4090627 Scoop car
05/23/1978US4090411 Skid-steered tractor vehicle combined steering lever and auxiliary control with self-centering mechanism
05/09/1978US4087968 Flow control valve for combining two dissimilar independent systems to a common pressure source
05/09/1978US4087928 Multi-sectional resilient retainer for excavating tooth
05/02/1978US4087101 Industrial vehicle frame with internal, structurally reinforcing fuel and hydraulic fluid tanks
05/02/1978US4086974 Chassis for vehicle
05/02/1978US4086967 Extended life end bits for bulldozer blades
05/02/1978US4086966 Composite ground engaging tool
05/02/1978US4086713 Digger tooth retainer
05/02/1978US4086712 Bucket construction having improved reinforcing means
04/1978
04/25/1978US4085854 Pitch stop assembly for power shovels
04/25/1978US4085660 Pivotal support for a fluid actuated cylinder with means for communicating pressurized fluid thereto
04/25/1978US4085530 Back hoe ripper-trencher converter
04/18/1978US4084334 Suction dredge with swell compensating ladder mount
04/11/1978US4083605 Ripper tooth
04/11/1978US4083459 Mounting apparatus for a counterweight assembly
04/04/1978US4082197 Articulated high lift vehicle
03/1978
03/28/1978US4081090 Implement transportation train