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For the Inventor, By the Inventor

Burlington, IA, United States of America

Carl O Pedersen

USPTO Granted Patents = 13

Average Co-Inventor Count = 1.9

ph-index = 7

Forward Citations = 121(Granted Patents)


Company Filing History:

goldMedal13 out of 564 
 
J. I. Case Company
 patents

Years Active: 1976-1985

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13 patents (USPTO):Explore Patents
1. 4500250 - Backhoe swing mechanism (1985-02-19),
2. 4419040 - Backhoe swing mechanism (1983-12-06),
3. 4403905 - Operating mechanism for a swing mechanism valve (1983-09-13),
4. 4389153 - Backhoe swing mechanism (1983-06-21),
5. 4341501 - Hydraulic control valve circuit for a swing mechanism (1982-07-27),
6. 4329845 - Augmented charging system for a hydrostatic transmission (1982-05-18),
7. 4274328 - Automatic hydraulic shut-off system (1981-06-23),
8. 4063489 - Automatic hydraulic shut-off system (1977-12-20),
9. 4037743 - Material handling bucket dual cylinder system (1977-07-26),
10. 4033870 - Dual oil filter automatic switching system (1977-07-05),
11. 4030560 - Hydraulic skid steering control system (1977-06-21),
12. 4015729 - Automatic control system for backhoe (1977-04-05),
13. 3987920 - Self-leveling system for material handling implement (1976-10-26),

Title: Innovations of Carl O Pedersen

Introduction

Carl O Pedersen is a notable inventor based in Burlington, IA (US). He has made significant contributions to the field of hydraulic systems, particularly in the operation of backhoes. With a total of 13 patents to his name, Pedersen's work has greatly influenced the efficiency and functionality of construction equipment.

Latest Patents

Among his latest innovations is the backhoe swing mechanism, which features an improved hydraulic swing mechanism for the boom assembly of a backhoe. This mechanism includes a pair of double-acting hydraulic motors that are pivotally interconnected between the backhoe frame and the boom assembly. A novel multi-position sequencing spool valve is utilized to enhance the operation of the boom assembly, providing significant improvements in hydraulic cushioning and torque characteristics. Another patent focuses on an improved hydraulic control system for operating the swing tower and boom of a backhoe. This system also employs a sequencing valve that directs the flow of pressurized hydraulic fluid to the motors, enhancing performance during operation.

Career Highlights

Carl O Pedersen has spent a significant portion of his career at J. I. Case Company, where he has developed many of his innovative hydraulic systems. His work has been instrumental in advancing the technology used in construction machinery, making operations more efficient and reliable.

Collaborations

Throughout his career, Pedersen has collaborated with notable coworkers such as Donald J Parquet and Herman J Maurer. These partnerships have contributed to the development of various hydraulic systems and mechanisms that have improved the functionality of backhoes.

Conclusion

Carl O Pedersen's contributions to hydraulic systems in construction equipment have made a lasting impact on the industry. His innovative patents continue to enhance the performance and efficiency of backhoes, showcasing his expertise and dedication to engineering advancements.

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