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Manufacturing Knowledge Resource

TMEH is the former Tool & Manufacturing Engineer's Handbook; an encyclopedic reference source originally comprised of nine volumes, a desk edition, dictionary, thesaurus and other derivative works that span major manufacturing technologies and processes. It is being digitized and released in a new peer-reviewed and validated WIKI environment.

Community Advisors

Plastics, Composites & Coatings Community   

Dorworth Louis C. "Lou" Dorworth is manager, Abaris Direct Services at Abaris Training. Dorworth has more than 29 years of experience with advanced composite materials and processes. As a Lear Fan alumnus, he was subsequently involved with the Beechcraft Starship 1, Northrop B-2, Bell V-22, McDonnell-Douglas C-17, Boeing 777 and many other aerospace programs. Dorworth's career began as a tool fabricator and pattern maker, and he has subsequently held positions in tool design, manufacturing engineering, M&P engineering, R&D and program management. In 1989, Dorworth began teaching advanced composite-related subjects with Abaris Training. In 1992, he made education a career and has been working at Abaris since then. He joined SME in 1997 and is a current tech group advisor for the Composites Manufacturing Tech Group.
 
Booker Garry Booker is a manufacturing engineer for The Boeing Co. He holds U.S. patent 7210611, "Formed Structural Assembly and Associated Preform and Method." Booker has been an SME member since 1998 and is co-chair of the Composites Manufacturing Tech Group.
 
Butler Kirt Butler, CMfgE, is a process and manufacturing engineer at Boeing Commercial Airplanes. Butler has been with the Boeing Co. for more than 15 years, where he provides technical, manufacturing engineering and process engineering support to a variety of Boeing divisions, business units and suppliers. He has been an SME member since 1991, and in 2006, he won SME's Outstanding Member Award.
 
Hertlein Wayne M. Hertlein is an applications engineer with Progressive Components. Prior to that, he was a plant manager for Complete Prototype Services Inc. and a senior tooling engineer at Collins & Aikman where his responsibilities included maintaining automotive interior and exterior tooling programs. He has extensive experience in the industry, including past positions at Peerless Molded Plastics Inc., Bilcor Plastics Inc., Triple S Plastics and Armin Tool & Manufacturing. Hertlein has been an SME member since 1981. In addition to being the chair of SME's Plastics Tooling & Mold Design Tech Group, he serves on several SPE boards and committees. In 2004, Hertlein was named the Society of Plastics Engineers' Mold Designer of the Year.
 
Lofland Richard A. "Dick" Lofland, FSME, is president of Richard Lofland & Associates. For more than 40 years, he has worked between Hughes Helicopters Inc., McDonnell Douglas Helicopter Co. and The Boeing Co. in Mesa, Ariz. Lofland, an SME member since 1989, joined the 1994 Class of SME Fellows, is the former co-chair of the PCC Community and is currently a co-chair for the Composites Manufacturing Tech Group. In 1990, he was awarded the J.H. "Jud" Hall Composites Manufacturing Award. Lofland received a BS and an MS in aeronautical science from Emery Riddle Aeronautical University.
 
Petrach Robert V. Petrach Jr., CMfgE, is currently a tooling/injection molding engineer at Safety Technology International. Previously, he was a product engineer at Delphi in the Power Products Business Unit. Petrach has spent most of his 35+ year career as a manufacturing engineer focused on injection molding processing and tooling. He started his career as a tool-room foreman at Fisher Body and has worked as a manufacturing engineer, reliability engineer and product engineer during his career with GM and Delphi. Petrach has been an active member of the Delphi Corporate Injection Molding Center of Expertise for more than 12 years. He also is a member of the Society of Plastics Engineers and the Society of Automotive Engineers. Petrach, who has been an SME member since 1994, is the former chair of the PCC Community, the former chair of Oakland-Macomb No. 69 and a current advisor for the Plastics Tooling & Mold Design Tech Group.
 
Schneider Larry Schneider, president and founder of Schneider Plastics Inc., has been an SME member since 2001. He has also been a senior member of the Society of Plastics Engineers since 1983. Schneider is past president and current councilor for the Rock Valley Section of SPE. He is chairman of SPE's Rotational Molding Division, as well as a member of the Injection Molding and the Product Design & Development divisions of SPE. In addition, he is a design member of the Association of Rotational Molders International and a past committee member of the International Trade Advisory Committee for the Society of the Plastics Industry.
 
Strunk Brock Strunk is a senior structures engineer at Erickson Air-Crane Inc. Previously, he was a contract stress engineer at Spirit Aerosystems, a lead engineer at Adam Aircraft and a senior structures engineer at Columbia Aircraft. At Adam Aircraft, he directed a team of engineers and manufacturing technicians who worked to improve the aircrafts' fuselage manufacturing process time and reduce the part's weight. Strunk has also developed numerous composite repair techniques and structural testing procedures for aircraft structures for both Adam and Columbia Aircraft. During his tenure at Columbia Aircraft, he played a key role in helping the company certify its 300, 350 and 400 aircraft with the U.S. Federal Aviation Administration. Strunk earned a BS in manufacturing engineering and mechanical engineering from the Oregon Institute of Technology. He joined SME in 1999, is vice-chair of the 2011 Member Council, is chair of the PCC Community, co-chair of the Finishing Processes Tech Group and an advisor for the Composites Manufacturing Tech Group. In 2008, Strunk was awarded SME's Outstanding Young Manufacturing Engineer Award.
   
  Scott A. Skurdalsvold is a project engineer for Weir SPM. Previously, he was a senior process engineer at FM Corp., a technical services manager for Jamak Fabrication, a new product engineer at Doskocil Manufacturing — dba Petmate and an assistant foreman for Engineered Polymers Corp. Skurdalsvold has been an SME member since 1999.
Member Council Liaison
Robert Wolff Robert L. Wolff, LSME, an SME member since 1967, is a professor and coordinator of the Global Manufacturing Systems Engineering Technology BSET program at the University of Dayton. During his career at Dayton, Wolff has helped develop three ABET-accredited Bachelor of Science in engineering technology programs and numerous new courses. His professional experience includes consulting and employment with Kimberly-Clark, NCR, the UD Research Institute and North American Aviation. Wolff is a current member of the SME Member Council. Previously, he served as an SME International Director from 2004-07. Wolff is active in Dayton No. 18 and has been the faculty advisor for the University of Dayton S070 since 1967. He helped develop SME’s Manufacturing Education Plan and Manufacturing Engineering Certification Institute. Wolff also participated in the production of SME’s five-volume work “Manufacturing for the 21st Century” and served on the SME Education Foundation’s Proposal Screening Committee. He was actively involved in events leading to the establishment of the ABET accreditation criteria for baccalaureate programs in manufacturing engineering technology. Wolff is a recipient of a 1999 Award of Merit, an SME’s Certificate of Appreciation, the U.S. Army’s Commander’s Award for Public Service and the University of Dayton’s School of Engineering’s Faculty Award of Excellence in Service. He is also active in the American Society for Engineering Education, the International Society for Automation, the Society of Plastics Engineers, the American Foundry Society and was national president of the Fluid Power Society. Additionally, Wolff is on the board of several community service organizations.
Member and Industry Relations Manager
Wellington Jane Wellington began her career at SME in 1996. During that time, she has held various positions within SME in the expositions, technical associations and membership areas. Wellington is currently a member and industry relations manager for the PCC Community. In addition, her responsibilities include SME member chapters in Iowa, Michigan, Minnesota, North Dakota, South Dakota, Wisconsin and Ontario, Canada.