Company Filing History:
Years Active: 1989-1991
Title: David P. Herigstad: Innovator in Roll Handling Technology
Introduction
David P. Herigstad is an accomplished inventor based in Aberdeen, WA (US). He has made significant contributions to the field of roll handling technology, holding a total of 3 patents. His innovative designs focus on improving the efficiency and effectiveness of transferring rolls from delivery vehicles to spindle stands.
Latest Patents
Herigstad's latest patents include the "Transfer Table Clam Shell Linkage and Method of Transferring a Roll" and "Mobile Vehicle and Method for Handling Paper Rolls." The first invention involves a method and apparatus for transferring rolls of various sizes from a roll delivery vehicle to a spindle of a reel stand. This transfer table features articulated arms that lift the roll off the vehicle and align it both vertically and horizontally, ensuring that the longitudinal axis of the roll coincides with the axis of the spindle. The unique clam shell linkage of the articulated arms allows the transfer table to accommodate different diameter rolls and position them on spindles of varying heights. The second patent describes a mobile vehicle equipped with a cradle that can be tilted, rotated, raised, and lowered. This cradle has upwardly and outwardly sloping leaves that facilitate the handling of large cylindrical paper rolls by allowing them to roll down and center themselves in the cradle.
Career Highlights
David P. Herigstad is currently employed at Haines and Emerson, Inc., where he continues to develop innovative solutions for roll handling. His work has significantly impacted the efficiency of operations in industries that rely on the transportation and handling of large rolls.
Collaborations
Throughout his career, Herigstad has collaborated with notable colleagues, including Robert E. Sturm and James D. Terry. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.
Conclusion
David P. Herigstad's contributions to roll handling technology exemplify his commitment to innovation and efficiency. His patents reflect a deep understanding of the challenges faced in the industry and provide practical solutions that enhance operational effectiveness.