Patent assignee · CH · COMPANY

Rieter Machine Works, Ltd.

338Patents
0Active
338Granted
41Portfolio score

Filing activity: Dec 4, 1973 → Mar 27, 1997

Most-cited patents

PatentTitleAreaCited byStatus
US4005302A Inductively heated drawroll Textiles; Paper 45 Expired
US4133455A Weighing apparatus for continuously weighing a passing layer of fiber material in a metering device of a spinning preparatory machine Emerging Cross-Sectional Technologies 25 Expired
US4052017A Method and apparatus for automatically changing textile bobbins on a cantilevered bobbin chuck of a textile winding machine Performing Operations; Transporting 21 Expired
US4171262A Apparatus for eliminating metallic contaminations from a fibre transporting duct in spinning preparation Emerging Cross-Sectional Technologies 21 Expired
US4012893A Method of loading transporting trolleys with full cans or the like and supplying full cans to spinning machines fed with fiber sliver and apparatus for implementing the method Performing Operations; Transporting 20 Expired
US4023741A Apparatus for winding a multiplicity of threads onto respective bobbin tubes Performing Operations; Transporting 20 Expired
US4369550A Method of levelling out variations of a fibre sliver and apparatus for implementing the method Textiles; Paper 20 Expired
US5025533A Method of blending textile fibers Textiles; Paper 19 Expired
US4298171A Winding apparatus for endless filaments having an automatic bobbin tube changer Performing Operations; Transporting 18 Expired
US4058962A Method and apparatus for detecting periodic yarn irregularities in a yarn between a yarn forming stage and a yarn winding stage Physics 18 Expired
US4665687A Spinning device for open-end spinning Textiles; Paper 17 Expired
US4049211A Winding apparatus for textile threads Performing Operations; Transporting 17 Expired
US4108388A Method for catching, severing and rethreading a thread and an apparatus for implementing the method Performing Operations; Transporting 17 Expired
US5040272A Spacing sensor arrangement and method of checking the spacing between a main carding cylinder and carding machine parts Textiles; Paper 16 Expired
US5502875A Continuous drive unit for combers, a drafting arrangement and a coiler can Textiles; Paper 16 Expired
US4860406A Method for detecting the density or thickness and variations thereof of fiber material at the infeed of a textile machine as well as a method for evening the density or thickness variations of fiber material at the infeed of a textile machine Textiles; Paper 16 Expired
US4106711A Chuck for a tube acting as a package support Performing Operations; Transporting 16 Expired
US5014395A Apparatus for automatically compensating density or thickness variations of fiber material at textile machines, such as cards, draw frames and the like Textiles; Paper 15 Expired
US4477944A Apparatus and method for opening a fiber bale Textiles; Paper 15 Expired
US4030635A Method and apparatus for producing a continuous even strand of fibers Textiles; Paper 15 Expired
US4375744A Apparatus for controlling the rotational speed of the spindles of a spinning preparatory machine Textiles; Paper 15 Expired
US4615169A Apparatus for removing individual textile bobbin tubes from a reservoir including bobbin tube jam break-up mechanism Emerging Cross-Sectional Technologies 15 Expired
US4689945A Open-end yarn piecer Textiles; Paper 14 Expired
US4051807A Apparatus for applying preparation agents to a bundle of filaments Textiles; Paper 14 Expired
US4061948A Apparatus for re-transferring power from mechanically driven and/or electrically braked motors of spinning machines Electricity 14 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.