WEB TENSION SENSOR

摘要

Apparatus for sensing tension in a web passing over a roll, comprising: a generally cylindrical housing for supporting one end of a roll; bearing means within the housing and fitted between the housing and an outer end portion of a beam member; a generally cylindrical body secured to an inner end of the beam member, said cylindrical body surrounding a central flat portion of the beam member; a strain gage on the flat central portion of the beam member for producing an electrical signal representing mechanical strain in said flat central portion of the beam member; and means for mounting said generally cylindrical body in a fixed position.