Patents Assigned to Hack Saw & Knife Manufactory Co., Ltd.
  • Collapsible hand saw
    Patent number: 5074002
    Abstract: A collapsible hand saw has a head portion which has a first receptacle to detachably connect with one end of a frame portion, and a handle portion to fixedly connect with the other end of the frame portion, so as to form a bow shape had saw framework to detachably connect a blade. The head portion has an integrally formed hammer member and a V-shaped notch to substantially drive and pull a nail. In addition, a plurality of spare blades can be mounted with the frame portion between the head portion and the handle portion.
    Type: Grant
    Filed: May 24, 1991
    Date of Patent: December 24, 1991
    Assignee: Hack Saw & Knife Manufactory Co., Ltd.
    Inventor: Alan Huang