Robert Conrad Hauf is an accomplished inventor based in Upper Montclair, NJ (US). He holds a total of three patents, showcasing his expertise in the field of sewing technology. His innovative designs have significantly contributed to the efficiency and functionality of sewing machines.

Latest Patents

One of Hauf's notable inventions is the Automatic One-Step Buttonholing Device. This device utilizes a specially modified presser foot equipped with electrical contacts to actuate an electromechanical buttonholing assembly. The operator places small conductive markers on the fabric at the desired buttonhole location. When the presser foot contacts these markers, a circuit is completed, initiating the proper steps in the buttonholing sequence.

Another significant patent is the Automatic Buttonholing Sizing Device. This device features a sensing wheel that rests on the material being sewn and turns as the material is fed through the machine. It includes a rotatable setting ring that programs the size of the buttonhole. The sensing wheel incorporates one fixed and one movable tab to hold buttons of various sizes. The size of the button determines the position of the movable tab, which is associated with the setting ring to automatically determine the buttonhole size.

Career Highlights

Hauf has made substantial contributions to the sewing industry through his work at The Singer Company. His inventions have enhanced the capabilities of sewing machines, making them more user-friendly and efficient.

Collaborations

Hauf has collaborated with notable coworkers, including John W. Wurst and Robert Louis Sedlatschek. Their combined efforts have fostered innovation within the company and the industry.

Conclusion

Robert Conrad Hauf's contributions to sewing technology through his patents demonstrate his innovative spirit and dedication to improving the functionality of sewing machines. His work continues to influence the industry today.