Location History:
- Munich, DE (1986)
- Karlsfeld, DE (1996 - 2005)
- Olching, DE (2007)
Company Filing History:
Years Active: 1986-2007
Title: Innovations by Hans-Christian Donner: A Pioneering Inventor in Power Tools
Introduction
Hans-Christian Donner, a skilled inventor based in Karlsfeld, Germany, has made significant contributions to the field of power tools through his patented inventions. With a total of six patents to his name, Donner has demonstrated a keen ability to innovate and advance technology in practical applications.
Latest Patents
Among his most recent innovations is a power screwdriver featuring a low-noise torque clutch. This power screwdriver is equipped with a rotationally driven, axially displaceable tool spindle and incorporates a sophisticated low-noise torque clutch mechanism. The design includes a ratchet-spring biased ratchet coupling coupled with a rigid slack clutch spring biased claw coupling. A common, axially displaceable coupling sleeve allows for more efficiency and ease of use. This ensures that the ratchet coupling with opposing oriented inclined beveled cams works effectively in tandem with the claw coupling that features opposing oriented catches.
Another notable patent from Donner is a device switch for electric hand-held tools, particularly tailored for screw drills and drilling machines. This innovative switch includes a control device within a switch housing and a trigger that adjusts the speed of the driving motor based on its position. A unique pressure increasing arrangement enhances the functionality by providing mechanical resistance as the trigger is pressed, allowing for greater precision in operation.
Career Highlights
Hans-Christian Donner has made his mark working at Hilti Aktiengesellschaft, a leading company known for its construction tools and technologies. His contributions to the company have yielded patents that not only enhance performance but also prioritize user convenience and safety.
Collaborations
Throughout his career, Donner has collaborated with talented colleagues, including Anton Neumaier and Josef Hunger. Together, they have pushed the boundaries of innovation in power tools, establishing a team dynamic that fosters creative problem-solving and technological advancement.
Conclusion
Hans-Christian Donner stands out as a significant figure in the realm of power tool inventions. His commitment to advancing technology through innovation is evident in his impressive portfolio of patents. As he continues to work with Hilti Aktiengesellschaft, Donner’s impact on the industry is poised to grow, ensuring a future where power tools are more efficient, quiet, and user-friendly.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.