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