CN2269270Y

CN2269270Y - Easy rotation screw driver

Info

Publication number: CN2269270Y
Application number: CN 96220892
Authority: CN
Inventors: 田国锋
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-08-25
Filing date: 1996-08-25
Publication date: 1997-12-03
Anticipated expiration: 2006-08-25

Abstract

The utility model provides a screw driver which can be easily rotated. The screw driver which can be easily rotated overcomes the defect that when an existing screw driver is used, the hand loosening and position changing can be finished with the help of the other hand, and pressing force is applied in the direction of the screw nail at the same time so that a head opening of the screw driver can not fall off a screw cap opening to achieve the purpose of tightly screwing the screw nail or screwing the screw nail to loose. When the product in use, a palm presses a movable back cover at the tail end of the screw driver, five fingers hold a handle of the screw driver to conduct operation, when the hand loosens to change position, the five fingers loosens, the palm presses a back cover, and the back cover rotates in a returning way to a required position. The reciprocating action by one hand is convenient, handy and labor saving and the efficiency is improved. The utility model has the advantages of simple structure and easy matching. The cost of each screw driver is only needed to increase 0.02 to 0.03 yuan.

Description

Easy rotation screw driver

The utility model relates to a kind of Easy rotation screw driver.

Starting and playing a handle of screwdriver now commonly used is fixed, though sound construction, durable so in use needs finish to loose one's grip under the another hand helps to replace and the negative pressure process.Though but one-handed performance palm of the hand negative pressure when loosing one's grip transposition, because it is big to play the friction of handle and meat, pressure is a little bigger, changes motionless position, the pressure point, and the bottle opener draught animals tends to the nut mouth, and this has just brought very big inconvenience to the user.

The purpose of this utility model is a kind of screwdriver will be provided in use hand can be negative with pressure to bottle opener, can reach the easy commentaries on classics screwdriver of the transposition purpose of loosing one's grip again, and it is simple in structure, uses smoothly, conveniently.

The purpose of this utility model is finished as follows: at the screw driver grip tail end one movable bonnet is housed, two smooth pads are arranged between bonnet and handle, in order to reduce the friction between a bonnet and the handle, bonnet can easily be rotated, and bonnet and two spacers are being played handle tail end center by a screw.Push down movable bonnet with the palm of the hand during use, the five fingers have been held handle, unclamp the five fingers during transposition, and the palm of the hand is pushed down the bonnet revolution, and action reaches a hand and can operate purpose freely and so forth.The utility model is simple in structure, makes easily, during the example structure that will describe in detail below adopting, whenever cost is only increased 2-3 divides money.

Below in conjunction with accompanying drawing utility model is described in further detail.

With reference to accompanying drawing, the movable bonnet (1) that easily changes screwdriver is the garden arc, there is a spiral shell eye at the center, between a bonnet (1) and a handle (4), two smooth pads (2) are arranged, there is the spiral shell eye at two pads (2) center, screw (3) has hammered in handle (4) tail end intracardiac through the center spiral shell eye of bonnet (1) and two pads (2), its tense-lax degree can freely be rotated with bonnet (1) and is advisable.

The utility model is simple in structure firmly, and it is supporting easy to make.Add movable bonnet at screwdriver tail end commonly used,, compare with the screwdriver that does not have movable bonnet in the use that its use is laborsaving, convenient, smoothly though cost does not have anything to increase.

Claims

1, a kind of Easy rotation screw driver that is made of bonnet (1), pad (2), screw (3) and a handle (4) is characterized in that playing the movable bonnet (1) that handle (4) tail end has an energy freely rotate.

2,, it is characterized in that at bonnet (1) and rise between the handle (4) that two pads (2) are arranged by the described bottle opener of claim 1.

3, by the described bottle opener of claim 1, it is characterized in that bonnet (1) and pad (2) have been fixed on handle (4) tail end center by screw (3).