| 摘要 |
An office punch is provided to make a hole in the determined site of document since the guide member can be fixed after the position of guide member is determined. An office punch comprises a housing(110), a push plate(130) which is hinged at the single-side of the housing, a punching bar(140) making a hole in the document mounted in the housing, a spring(150) which returns the punching bar and push plate to the initial state if the external force pressing the push plate is removed, a guide member(170) which guides the location of the document mounted in the housing in order to make a hole in the determined site of document, a fixing member(190) which fixes the guide member and installed on the housing. The housing comprises a first support element which is perpendicular to the insertion direction of the document and a second support element parallel to the insertion direction. The guide member and fixing member are supported by the first support element and the second support element, and are installed in order to move along by the first support element and the second support element. |
