1
Donald S Bartlett, Theodore J Beaulieu: Door-opener apparatus. General Motors Corporation, Edward J Biskup, August 3, 1982: US04342535 (31 worldwide citation)

An apparatus having a pivoted arm mounted on a base for seizing and releasing an article that is hinged at one end and which includes a control link that maintains a fixed length while the arm moves the article about its hinged end between preset positions, but changes its length and thereby provide ...


2
Donald S Bartlett, David I Freed, William H Poynter Jr: Robot with spring pivot balancing mechanism. GMF Robotics Corporation, Brooks & Kushman, June 28, 1988: US04753128 (29 worldwide citation)

A robot including a balancing mechanism or balancer with a compression spring which flexes to compensate for the gravitational moment between an arm assembly and a base of the robot. The compression spring is chosen to have a force-deflection characteristic to account for the gravitational moment an ...


3
Gerald J Bambousek, Donald S Bartlett, Thomas D Schmidt: Spray paint system including paint booth, paint robot apparatus movable therein and rail mechanism for supporting the apparatus thereout. GMF Robotics Corporation, Brooks & Kushman, December 23, 1986: US04630567 (29 worldwide citation)

A spray paint system including a paint booth and paint robot apparatus movable within the paint booth and movably supported outside the paint booth is disclosed. The side walls of the paint booth have elongated openings formed adjacent the bottom of the paint booth to allow gooseneck-shaped saddle s ...


4
Hadi K A Akeel, Donald S Bartlett, Theodore J Beaulieu, Mitchell Choly: Door-opener apparatus. General Motors Corporation, Edward J Biskup, August 3, 1982: US04342536 (25 worldwide citation)

An apparatus for opening and closing a vehicle door as a vehicle body is being conveyed through a paint booth and having a primary arm pivotally mounted on a carriage and supporting a secondary arm for seizing and releasing the vehicle door under the control of a link, the apparatus being characteri ...


5
Ernest M Otani, Donald S Bartlett, Hadi A Akeel, H Dean McGee, Lupcho Najdovski, James C Hobson, Stan H McClosky, Robert V Bauer Jr, Robert Frease: Intelligent power assisted manual manipulator. FANUC Robotics North America, Howard & Howard, September 2, 2003: US06612449 (22 worldwide citation)

An intelligent power assisted manual manipulator controllable by operator inputs from an operator for moving an object is provided. The manipulator includes a movable base supporting a lift mechanism for moving the object. The manipulator also includes at least one servomotor for actuating at least ...


6
Hadi A Akeel, Donald S Bartlett, William H Poynter Jr: Robot with improved cable routing system. GMF Robotics Corporation, Brooks & Kushman, October 25, 1988: US04780045 (17 worldwide citation)

In a robot including a first robot part which pivots with respect to a second robot part about a pivotal axis, a cable routing system includes a multitude of flexible cables which are retained at spaced apart positions by first and second retainers so that the cables are spaced around the outside of ...


7
Hadi A Akeel, Donald S Bartlett, William H Poynter Jr: Three-axes wrist mechanism. GMF Robotics Corporation, Brooks & Kushman, February 28, 1989: US04807486 (17 worldwide citation)

A three-axis wrist mechanism has first, second and third independent rotational axes with two points of mutual intersection which are offset from each other, the first axis being inclined at a fixed angle relative to at least one input drive axis of an input drive mechanism. The drive axis extends a ...


8
Thomas Barrowman, Donald S Bartlett, Theodore J Beaulieu: Positioning device for vehicle closure member. General Motors Corporation, Edward J Biskup, December 29, 1981: US04307907 (10 worldwide citation)

A positioning device for selectively maintaining a vehicle closure member in an opened position and a closed position and including four pivotally interconnected link members which work in pairs for locking the closure member in the opened and closed positions.


9
Donald S Bartlett, David I Freed, William H Poynter Jr: Apparatus for mastering a robot. GMF Robotics Corporation, Brooks & Kushman, January 9, 1990: US04892457 (8 worldwide citation)

An apparatus for mastering a robot includes two balls, each of which has a spherical surface configured to simultaneously contact its respective set of mutually orthogonal locating surfaces of a fixture only when the robot is in a predetermined reference position and orientation. The fixture is moun ...


10
Scott J Clifford, Donald S Bartlett, Michael G Beem: Method and apparatus for cleaning a bell atomizer spray head. FANUC Robotics North America, MacMillan Sobanski & Todd, May 27, 2003: US06569258 (6 worldwide citation)

A cleaning system and method for a bell atomizer spray head provides an air/solvent mixture to an exterior surface of a bell cup through shaping air passages and outlets during a color change or bell cleaning operation. In the alternative, cleaning passages can be provided for the air/solvent mixtur ...