Company Filing History:
1 out of 4 
1 out of 2 Years Active: 1986
Title: Manfred Kowalewski: Innovator in Hydraulic Excavator Technology
Introduction
Manfred Kowalewski is a notable inventor based in Dortmund, Germany. He is recognized for his innovative contributions to the field of hydraulic excavators, showcasing his expertise through his patented technology. With one patent to his name, Kowalewski's work reflects a significant advancement in excavator design and functionality.
Latest Patents
Kowalewski's sole patent is titled "Arrangement for swinging an attachment holder for the equipment of a hydraulic excavator." This invention involves a sophisticated design that enables the attachment holder to swing around an axis that is perpendicular to the platform plane of the upper carriage. The mechanism is engineered to work in a direction that aligns with the longitudinal axis of the excavator chassis. The setup includes a lower boom that is vertically swingable, connected to the attachment holder, which itself pivots on the upper carriage using two radial links that are attached at each end for movement around a vertical axis. The overall design allows for enhanced efficiency and operation of hydraulic excavators.
Career Highlights
Throughout his career, Manfred Kowalewski has made significant strides in the engineering field. He has worked with Orenstein & Koppel Aktiengesellschaft, a prominent company known for its innovations in heavy machinery. His tenure there helped shape his understanding of mechanical systems and laid the groundwork for his inventive work in excavator technology.
Collaborations
Kowalewski has collaborated with leading professionals in his field, including his coworker Franz Heine. Their joint efforts exemplify the collaborative spirit that drives innovation in engineering, particularly in the development of complex machinery such as hydraulic excavators.
Conclusion
Manfred Kowalewski stands out as an influential inventor whose patent demonstrates a key advancement in hydraulic excavator design. His work continues to have a lasting impact on the industry, paving the way for future innovations that enhance operational efficiency and productivity in construction and excavation.