Location History:
- New Hope, MN (US) (1979 - 1983)
- Minneapolis, MN (US) (1986 - 2001)
Company Filing History:
3 out of 265 
1 out of 3 
1 out of 9 Years Active: 1979-2001
Title: Innovations by Sherman B Frederick
Introduction
Sherman B Frederick is an accomplished inventor based in New Hope, MN (US). He holds a total of 5 patents that showcase his innovative contributions to the field of machinery and equipment. His work primarily focuses on enhancing the efficiency and functionality of sweeping machines.
Latest Patents
One of his notable inventions is the "Sweeper Conveyor Overflow and Leakage Recycling Ramp." This innovative wheel-supported sweeping machine features a movable hopper and a conveyor that work in tandem to collect debris effectively. The design includes a cylindrical brush that directs debris into the conveyor, which then deposits it into the hopper. A unique debris collecting ramp prevents material from falling during operation, ensuring efficient recycling of debris.
Another significant patent is the "Sweeper with Speed Control for Brush and Vacuum Fan." This invention improves the ability of sweepers to load lightweight debris, such as paper and dry leaves. By adjusting the speed of the main brush and vacuum fan, the machine can effectively propel lightweight materials into the hopper, overcoming air resistance that typically hinders their collection. This dual-speed mechanism allows for optimal performance while minimizing wear on the brush.
Career Highlights
Throughout his career, Sherman B Frederick has worked with reputable companies, including Tennant Company and Lull Engineering Company, Inc. His experience in these organizations has contributed to his expertise in developing innovative solutions for cleaning equipment.
Collaborations
Sherman has collaborated with notable coworkers such as Paul W Kimzey and Ernst A Dahlquist, further enriching his professional journey and expanding his network within the industry.
Conclusion
Sherman B Frederick's contributions to the field of sweeping machinery through his innovative patents demonstrate his commitment to enhancing efficiency and functionality in cleaning equipment. His work continues to impact the industry positively.