James N Johnson

Title: Innovations by James N Johnson

Introduction

James N Johnson is a notable inventor based in Cedar Rapids, IA (US). He has made significant contributions to the field of mobile crane technology, holding a total of 2 patents. His work focuses on improving the functionality and safety of cranes, particularly in the storage and installation of jibs.

Latest Patents

Johnson's latest patents include innovative designs for storage means for jibs on telescopic booms of mobile cranes. One patent describes a mobile crane with a multisection telescopic boom and a lattice jib that can be stored alongside the boom. This design features improved jib storage support means, allowing for easy storage and installation of the jib. The support assemblies are pivotally mounted, enabling them to swing between a jib-supporting position and a stored position. The design also includes connection means for securing the jib to the boom, ensuring stability during operation.

Another patent by Johnson focuses on means for storing and connecting jibs for telescopic booms. This invention also emphasizes the importance of safety, incorporating releasable locking means to prevent accidental telescoping of the boom sections under the weight of the jib. The jib is designed with a self-storing and self-erecting mast, enhancing its operational efficiency.

Career Highlights

James N Johnson has had a successful career at Harnischfeger Corporation, where he has applied his innovative ideas to enhance crane technology. His work has contributed to the advancement of mobile cranes, making them safer and more efficient for various applications.

Collaborations

Throughout his career, Johnson has collaborated with notable colleagues, including James C Mayo, Sr and Robert A Fritsch. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies in the field.

Conclusion

James N Johnson's contributions to mobile crane technology through his patents demonstrate his commitment to innovation and safety in engineering. His work continues to influence the industry, making cranes more efficient and reliable.