Company Filing History:
Years Active: 1984-1987
Title: Innovations by Donald L Pletcher
Introduction
Donald L Pletcher is an accomplished inventor based in Moraga, CA (US). He has made significant contributions to the field of mechanical fasteners, holding a total of 2 patents. His innovative designs reflect a deep understanding of engineering principles and practical applications.
Latest Patents
One of his latest patents is a nut retainer designed for use with a structural member. This retainer features a generally frusto-conical body made from a resiliently deformable polymeric material. The smaller diameter end of the body is fixedly secured to a rectangular nut upper face, surrounding a threaded fastener receiving opening. The larger diameter end is spaced from the nut upper face and has a diameter greater than the width of the structural member entrance channel. This design allows the retainer to engage the structural member shoulders effectively, ensuring that the nut is captured securely when inserted.
Career Highlights
Donald L Pletcher is associated with Midland-Ross Corporation, where he has applied his inventive skills to develop practical solutions in the field of mechanical fasteners. His work has contributed to advancements in the efficiency and reliability of fastening systems.
Conclusion
Donald L Pletcher's innovative contributions to mechanical fasteners demonstrate his expertise and commitment to engineering excellence. His patents reflect a blend of creativity and functionality, making a lasting impact in his field.