MANUAL SAW Russian patent published in 2006 - IPC B27B21/00 

FIELD: manual tools for sawing materials.

SUBSTANCE: saw includes handle, changeable web and locking members. Changeable web is fixed by means of locking members in handle having restricting members in the form of cleat with first and second locking members. Handle is provided with third and fourth locking members and with first slit. Web has at side of handle second and third slits, fourth and fifth mutually parallel slits arranged at side of changeable web opposite relative to cutting edge. Third and fourth locking members are arranged in second and third slits; fourth slit coincides with first one. First locking member is arranged in fourth and first slits; second locking member is arranged in fifth slit. Cleat may be doubled one; it may have two (joined by means of first and second locking members) flanged strips between which changeable web is arranged.

EFFECT: simplified procedure for changing web, high comfort of using saw.

2 cl, 3 dwg