BigPatents India

An apparatus for tightening and loosening caps 21 on containers 22 includes a support 8, a rotary member 73 mounted rotatably on the support 8 and rotatable about a rotation axis (V), a complementary unit 7 that is complementary to and that cooperates with the rotary member 73 to define a cap passage 70 therebetween, and a driving unit 4 for driving the rotary member 73 to rotate about the rotation axis (Y) At least one of the rotary member 73 and the complementary unit 7 is pivotable relative to the support 8 so as to permit passage of the cap 21 through the cap passage 70. (FIG.1)