David T. Bienfang

Person

Racine, WI, US

People

Patents Grantslast 30 patents

Information Patent Grant
Power shovel hoist machinery with auxiliary weight box
- Patent number 9,702,250
- Issue date Jul 11, 2017
- Frank R. Szpek
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Support rail and swing gear assembly for a mining vehicle
- Patent number 9,506,219
- Issue date Nov 29, 2016
- Caterpillar Global Mining LLC
- David T. Bienfang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Thrust rail and swing gear assembly for a mining vehicle
- Patent number 9,394,944
- Issue date Jul 19, 2016
- Caterpillar Global Mining LLC
- David T. Bienfang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Multi-deck mining vehicle
- Patent number 9,388,689
- Issue date Jul 12, 2016
- Caterpillar Global Mining LLC
- David T. Bienfang
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Removable liner assembly for a dipper
- Patent number 9,279,231
- Issue date Mar 8, 2016
- Caterpillar Global Mining LLC
- David T. Bienfang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Systems and methods for stabilizing power rate of change within gen...
- Patent number 9,190,852
- Issue date Nov 17, 2015
- Caterpillar Global Mining LLC
- David T. Bienfang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Hydraulic door snubber
- Patent number 9,180,558
- Issue date Nov 10, 2015
- Caterpillar Global Mining LLC
- David T. Bienfang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power shovel hoist machinery with auxiliary weight box
- Patent number 9,127,435
- Issue date Sep 8, 2015
- Caterpillar Global Mining LLC
- David T. Bienfang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Machine having dipper actuator system
- Patent number 8,966,792
- Issue date Mar 3, 2015
- Caterpillar Inc.
- David Thomas Bienfang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Machine having dipper actuator system
- Patent number 8,959,805
- Issue date Feb 24, 2015
- Caterpillar Inc.
- David Thomas Bienfang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Power shovel having hydraulically driven dipper actuator
- Patent number 8,935,866
- Issue date Jan 20, 2015
- Caterpillar Inc.
- David Thomas Bienfang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Interlock system
- Patent number 8,936,232
- Issue date Jan 20, 2015
- Caterpillar Global Mining LLC
- Thomas Kowalski
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Power shovel having isolated hydraulic dipper actuator
- Patent number 8,935,865
- Issue date Jan 20, 2015
- Caterpillar Inc.
- David Thomas Bienfang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Blast hole drill bit carousel and a blast hole drill including a bl...
- Patent number 8,342,236
- Issue date Jan 1, 2013
- Bucyrus International Inc.
- David T. Bienfang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tool wrench assembly
- Patent number 7,975,760
- Issue date Jul 12, 2011
- Bucyrus International, Inc.
- Bret A. Tarnowski
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
THRUST RAIL AND SWING GEAR ASSEMBLY FOR A MINING VEHICLE
- Publication number 20160010694
- Publication date Jan 14, 2016
- Caterpillar Global Mining LLC
- David T. Bienfang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
SUPPORT RAIL AND SWING GEAR ASSEMBLY FOR A MINING VEHICLE
- Publication number 20160010309
- Publication date Jan 14, 2016
- Caterpillar Global Mining LLC
- David T. Bienfang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
POWER SHOVEL HOIST MACHINERY WITH AUXILIARY WEIGHT BOX
- Publication number 20150308266
- Publication date Oct 29, 2015
- Caterpillar Global Mining LLC
- Frank R. Szpek
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
REMOVABLE LINER ASSEMBLY FOR A DIPPER
- Publication number 20140314537
- Publication date Oct 23, 2014
- Caterpillar Global Mining LLC
- David T. Bienfang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
POWER SHOVEL HOIST MACHINERY AND BALLAST CONFIGURATION
- Publication number 20140219763
- Publication date Aug 7, 2014
- Caterpillar Global Mining LLC
- David T. Bienfang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
MULTI-DECK MINING VEHICLE
- Publication number 20140219762
- Publication date Aug 7, 2014
- Caterpillar Global Mining LLC
- David T. Bienfang
- B60 - VEHICLES IN GENERAL
Information Patent Application
MACHINE HAVING DIPPER ACTUATOR SYSTEM
- Publication number 20140205415
- Publication date Jul 24, 2014
- Caterpillar Inc.
- David Thomas Bienfang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
MACHINE HAVING DIPPER ACTUATOR SYSTEM
- Publication number 20140202048
- Publication date Jul 24, 2014
- Caterpillar Inc.
- David Thomas Bienfang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
POWER SHOVEL HAVING HYDRAULICALLY DRIVEN DIPPER ACTUATOR
- Publication number 20140205412
- Publication date Jul 24, 2014
- Caterpillar Inc.
- David Thomas BIENFANG
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
POWER SHOVEL HAVING ISOLATED HYDRAULIC DIPPER ACTUATOR
- Publication number 20140205414
- Publication date Jul 24, 2014
- Caterpillar Inc.
- David Thomas BIENFANG
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
HYDRAULIC DOOR SNUBBER
- Publication number 20140165431
- Publication date Jun 19, 2014
- Caterpillar Global Mining LLC
- David T. Bienfang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
SYSTEMS AND METHODS FOR STABILIZING POWER RATE OF CHANGE WITHIN GEN...
- Publication number 20140084685
- Publication date Mar 27, 2014
- Caterpillar Global Mining LLC
- David T. Bienfang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INTERLOCK SYSTEM
- Publication number 20130043339
- Publication date Feb 21, 2013
- Caterpillar Global Mining LLC
- Thomas Kowalski
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
TOOL WRENCH ASSEMBLY
- Publication number 20100200258
- Publication date Aug 12, 2010
- Bret A. Tarnowski
- E21 - EARTH DRILLING MINING
Information Patent Application
Blast Hole Drill Bit Carousel And A Blast Hole Drill Including A Bl...
- Publication number 20100071958
- Publication date Mar 25, 2010
- David T. Bienfang
- E21 - EARTH DRILLING MINING

David T. Bienfang

Person

Patents Grantslast 30 patents

Power shovel hoist machinery with auxiliary weight box

Support rail and swing gear assembly for a mining vehicle

Thrust rail and swing gear assembly for a mining vehicle

Multi-deck mining vehicle

Removable liner assembly for a dipper

Systems and methods for stabilizing power rate of change within gen...

Hydraulic door snubber

Power shovel hoist machinery with auxiliary weight box

Machine having dipper actuator system

Machine having dipper actuator system

Power shovel having hydraulically driven dipper actuator

Interlock system

Power shovel having isolated hydraulic dipper actuator

Blast hole drill bit carousel and a blast hole drill including a bl...

Tool wrench assembly

Patents Applicationslast 30 patents

THRUST RAIL AND SWING GEAR ASSEMBLY FOR A MINING VEHICLE

SUPPORT RAIL AND SWING GEAR ASSEMBLY FOR A MINING VEHICLE

POWER SHOVEL HOIST MACHINERY WITH AUXILIARY WEIGHT BOX

REMOVABLE LINER ASSEMBLY FOR A DIPPER

POWER SHOVEL HOIST MACHINERY AND BALLAST CONFIGURATION

MULTI-DECK MINING VEHICLE

MACHINE HAVING DIPPER ACTUATOR SYSTEM

MACHINE HAVING DIPPER ACTUATOR SYSTEM

POWER SHOVEL HAVING HYDRAULICALLY DRIVEN DIPPER ACTUATOR

POWER SHOVEL HAVING ISOLATED HYDRAULIC DIPPER ACTUATOR

HYDRAULIC DOOR SNUBBER

SYSTEMS AND METHODS FOR STABILIZING POWER RATE OF CHANGE WITHIN GEN...

INTERLOCK SYSTEM

TOOL WRENCH ASSEMBLY

Blast Hole Drill Bit Carousel And A Blast Hole Drill Including A Bl...