Company Filing History:
14 out of 88 
1 out of 832,718 Years Active: 1990-2005
Title: David A. Ostergaard: Innovator in Vibratory Apparatus and Jaw Crusher Technology
Introduction
David A. Ostergaard is a notable inventor based in Cedar Rapids, IA (US). He has made significant contributions to the field of engineering, particularly in the design and functionality of vibratory apparatus and jaw crushers. With a total of 15 patents to his name, Ostergaard's work has had a lasting impact on the industry.
Latest Patents
Ostergaard's latest patents include innovative designs that enhance the efficiency and effectiveness of machinery. One of his notable inventions is the "Baffle assembly for a sealed shaft on a vibratory apparatus." This patent describes a sealed wheel case designed for use on a vibrating aggregate processing device. The housing is structured to hold a rotatable wheel supported on a shaft, featuring a base, a peripheral sidewall, and a cover. The cover includes an aperture for the driven portion of the shaft, with a seal positioned adjacent to the shaft and the aperture. An annular baffle is mounted on the inside surface of the cover, surrounding the shaft and seal, ensuring optimal performance.
Another significant patent is the "Jaw for a jaw crusher." This invention presents a jaw crusher equipped with improved elliptical jaw members. The design includes a frame, a stationary jaw, and a moveable jaw. The stationary jaw is mounted to the frame and features a top edge, a bottom edge, and an interconnecting face. The moveable jaw is shiftably mounted and can move toward and away from the stationary jaw, with at least one of the jaws featuring an elliptical profile for enhanced crushing efficiency.
Career Highlights
Throughout his career, Ostergaard has worked with Cedarapids, Inc., where he has applied his innovative ideas to develop advanced machinery. His expertise in engineering and design has led to the creation of patents that address specific challenges in the industry.
Collaborations
Ostergaard has collaborated with notable individuals in his field, including Joseph E. Musil and Donald W. Henry. These partnerships have contributed to the development of innovative solutions and advancements in engineering technology.
Conclusion
David A. Ostergaard is a distinguished inventor whose work in vibratory apparatus and jaw crusher technology has made a significant impact on the industry. His numerous patents reflect his commitment to innovation and excellence in engineering.
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