TH5972C3 - Rubber tapping knife with replacement blade - Google Patents

Abstract

DC60 rubber tapping knife with replacement blade. According to this invention, it consists of 2 parts: a rubber knife handle. For holding work knives Made of thick and hard metal. And the part that is the blade It is connected between the two parts with 2 screws. The use of the knife, tapping the rubber trunk. Rubber tree and pull it towards the user The blade has an L (L) shape and has a sharp blade on the back of the blade with a unique part. Is in the blade that can be replaced Only the part that is sharp To want the knife to cut the rubber stem can be changed only in the part of the blade or in the blade. This will save the material used in the fabrication of the blade. And is a replacement only for the worn parts Responding to the applications that the user is comfortable with or familiar with, the weight and shape of the long-used rubber knife. Until being familiar If you want to replace the knife with a new one It took a long time to use the knife well and get used to it. Rubber tapping knife with replacement blade According to this invention, it consists of 2 parts: a rubber knife handle. For holding work knives Made of thick and hard metal. And the part that is the blade It is connected between the two parts with 2 screws. The use of the knife, tapping the rubber trunk. Rubber tree and pull it towards the user The blade has an L (L) shape and has a sharp blade on the back of the blade with a unique part. Is in the blade that can be changed Only the part that is sharp To want the knife to cut the rubber stem can be changed only in the part of the blade or in the blade. This will save the material used in the fabrication of the blade. And is a replacement only for the worn parts Responding to the applications that the user is comfortable with or familiar with, the weight and shape of the long-used rubber knife. Until being familiar If you want to replace the knife with a new one It took a long time to get used to that knife easily and get used to it.

Claims (1)

Claims (all) that will not appear on the advertisement page: 1 Rubber knife blade replacement. It consists of two parts: a rubber tapping blade (1) and a blade extension (4) with a unique feature that is a rubber tapping blade (1) for use. Elongated In which the inside of the knife handle Tapping rubber with steel as the axis of the knife shaft and covered with plastic, molded into the handle of the rubber blade (1) so that the blade of the rubber blade (1) does not rust and the top of one end of the knife's handle. The rubber tapping (1) has a steel plate (2) that connects to the inner core of the rubber tapping knife handle (1), and this tip also has an extension (3) used for connecting the blade interface ( 4) With 2 screws (7), this extension (3) connects to the steel shaft of the rubber tapping blade (1) and the connection between the blade extension (4) and the extension (3). ) There will be a groove along the length for inserting the connector (3) and fixed with 2 screws (7) or riveted with steel rivets. The blade interface (4) is curved, one end smaller than the other, the smaller end for connection to the interface (3) and the larger the other. The end is folded perpendicular to Blade extension (4) The inside part of this folded tip. There is a groove for inserting hard steel blades (6) with a sheet. One end square is folded perpendicularly in the same way as the large end of the blade interface (4) .The hardened steel blade plate (6) has two holes, the 1st hole for attaching the screw (8) to the steel. Sheet (5) or hard plastic In which the iron will act Prevents cutting the rubber too deep to the wood of the rubber trunk. Attached to blade extension (4), hole 2 for fixing screw (9), fix steel plate (5) to hardened steel blade (6), with a dowel protruding towards blade extension (4). The ends are folded perpendicularly and fix these 2 parts with screws (10) so that the blade has a strong hardened steel, does not bend or fold when Use rubber tapping