Combination screwdriver tool

• US 5,916,341 A
• Filed: 04/30/1998
• Issued: 06/29/1999
• Est. Priority Date: 04/30/1998
• Status: Expired due to Fees

• Current Assignee: Pi-Lien Lin
• Original Assignee: Pi-Lien Lin
• Inventors: Lin, Pi-Lien
• Primary Examiner(s): Scherbel, David A.
• Assistant Examiner(s): HOFFMANN, PHILLIP J
• Application Number:
  US09/070,034
• Time in Patent Office: 425 Days
• Field of Search: 81/439, 81/438, 81/437, 81/177.4, 81/490
• US Class Current: 81/437
• CPC Class Codes: B25B 15/02 operated by rotating the handle
• CPC Class Codes: B25F 1/02 with interchangeable or adjustable tool elements
• CPC Class Codes: B25G 1/085 for screwdrivers, wrenches or spanners
• CPC Class Codes: B25H 3/006 Storage means specially adapted for one specific hand apparatus, e.g. an electric drill

Abstract

A combination screwdriver is composed of a handle and a variety of screwdriver sockets and screwdriver blades having different tips, such as a slotted tip, hexagonal tip, Phillips tip. The handle has a hexagonal shank engageable with the screwdriver sockets, screwdriver blades, and a top seat for keeping the screwdriver blades. The handle is provided with a side seat fastened therewith. The side seat is intended to keep the screwdriver blades and the screwdriver sockets. The side seat has a hook engageable with a worker'"'"'s waist belt.

Claims

1. A combination screwdriver tool comprising:

a handle having a shank at one end thereof, said shank having a magnetic element at an end opposite said handle, said shank having a locating ball formed thereon, said shank having a hexagonal cross section;

a top seat having a fastening hole at a center thereof, said fastening hole engageable with said shank, said top seat having a plurality of fitting holes formed therein;

a side set having a fastener detachably engaged with said handle, said fastener having an opening facing away from said side seat, said handle received through said opening, said side seat having a hook adapted for engagement with a waist belt, said hook having an opening facing transverse to said opening of said fastener, said side seat having a plurality of slots of various dimensions formed therein, said side seat having a plurality of fitting holes formed therein;

a plurality of screwdriver sockets having a hexagonal through hole, said hexagonal through hole engaged with said shank such that a locating hole located in an inner wall of said hexagonal through hole is engaged with said locating ball of said shank, said plurality of screwdriver sockets being capable of being retained respectively in said plurality of slots of said side seat;

a first plurality of screwdriver blades each having a hexagonal base, said hexagonal base engageable with said magnetic element of said shank, said first plurality of screwdriver blades further having a slotted tip or a cruciform tip, said hexagonal base of said first plurality of screwdriver blades capable of being retained in a respective fitting hole of said plurality of fitting holes of said top seat; and

a second plurality of screwdriver blades each having a hexagonal base engageable with said magnetic element of said shank, each of said second plurality of screwdriver blades having a hexagonal tip, said hexagonal base of said second plurality of screwdriver blades capable of being retained in said fitting holes of said side seat.