1
Edward E Fischer, Thomas H Mann, Allan T Fisk: Horizontal boring apparatus and method. Electric Power Research Institute, Fish & Richardson, February 19, 1991: US04993503 (35 worldwide citation)

Boring apparatus for forming a generally horizontal underground passage for a utility conduit or the like that includes a tool head with elongated body structure and a cutting face of ellipto-conical form at one end of the elongated body structure. The cutting face has a major axis and a minor axis ...


2
Clifton D Cunningham, James P Koesters, Michael A Leenhouts, Thomas H Mann II, Eric D Moore, James J Howard, Alan D Schreck: System and method for assembling an aircraft. Vought Aircraft, Baker Botts L, May 15, 2001: US06230382 (23 worldwide citation)

A method for assembling an aircraft includes determining a three-dimensional representation of a first aircraft structure and a second aircraft structure using an optical positioning device. A predicted mate of the first aircraft structure and the second aircraft structure is generated from the thre ...


3
Allan T Fisk, David I Freed, Thomas H Mann: Guided mole. Foster Miller, Fish & Richardson, September 27, 1994: US05350254 (8 worldwide citation)

Boring apparatus for forming a generally horizontal underground passage in soil for a utility conduit or the like that includes a tool head with a base portion and a nose portion mounted on the base portion. The base portion is rotatable relative to the nose portion between a first position in which ...


4
Allan T Fisk, David I Freed, Thomas H Mann: Pipe bursting and replacement apparatus. Consolidated Edison Company of New York, Brooks Haidt Haffner & Delahunty, June 11, 1996: USRE035271

Tool for slitting and laterally expanding underground steel gas mains and inserting replacement plastic piping into the spread apart pipeline has a forward end cylindrical portion mounting a single, rearwardly angled blade to make only one line of cut, and a conical pipe spreader portion at its rear ...


5
Allan T Fisk, David I Freed, Thomas H Mann: Pipe bursting and replacement method. Consolidated Edison Company of New York, Brooks Haidt Haffner & Delahunty, June 24, 1997: USRE035542

Tool for slitting and laterally expanding underground steel gas mains and inserting replacement plastic piping into the spread apart pipeline has a forward end cylindrical portion mounting a single, rearwardly angled blade to make only one line of cut, and a conical pipe spreader portion at its rear ...


6
William R Cleary JR, Brian K Fling, Thomas H Mann II, Peter Janicki, Ed West, Brian Holmes, Fred Smithers: Multi-piece automated fiber placement mandrel automated clamping and indexing system. Vought Aircraft, Fulbright & Jaworski, February 5, 2009: US20090033013-A1

The present invention provides an automated mandrel clamping and indexing mechanism for a multi-piece AFP mandrel wherein a clamping mechanism is used in order to secure mandrel segments together as well as to join mandrel segments to end rings. The clamping mechanism is preferably integrated with a ...