SE371892BSE7305363ASE7305363ASE371892BSE 371892 BSE371892 BSE 371892BSE 7305363 ASE7305363 ASE 7305363ASE 7305363 ASE7305363 ASE 7305363ASE 371892 BSE371892 BSE 371892B
Authority
SE
Sweden
Application number
SE7305363A
Inventor
Sandberg S Sem
Original Assignee
Sandberg S Sem
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sandberg S SemfiledCriticalSandberg S Sem
Priority to SE7305363ApriorityCriticalpatent/SE371892B/xx
Priority to US458009Aprioritypatent/US3924465A/en
Priority to JP49042654Aprioritypatent/JPS5012792A/ja
Priority to DE2418406Aprioritypatent/DE2418406A1/de
Publication of SE371892BpublicationCriticalpatent/SE371892B/xx
G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
G01P3/42—Devices characterised by the use of electric or magnetic means
G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage