Switchable ink cartridges

Patent Name Switching Cartridge Patent Applicant Lei Yu (Shanghai) Packaging Products Co., Ltd. Principal Applicant Address 201702 No. 5, Lane 311, Zhuguang Road, Qingpu District, Shanghai, China Inventor Wang Bilei Application (Patent) No. 200510026014.1 Date of Application 2005.05.20 Certification Date Approval Announcement No. 1693100 Auditing Announcement Date 2005.11.09 Manual Disc No. D0545 Main Classification No. B44D3/00 Classification No. B44D3/00 Division Original Application No. Priority Abstracts The present invention relates to the field of hand tools, and more particularly to a switch type ink cartridge. A switchable ink cartridge is characterized in that the box body is made into a closed structure and the interior is a cavity. A through hole (4) is provided in the middle of the top end of the box body (7), and the upper end of the left end surface of the box body (7) is provided with The U-shaped groove (2) protrudes outwards and the right end of the box body (7) is provided with another U-shaped groove (2), and the left and right ends of the through hole (4) are opened to communicate with the through hole (4). Grooves (5), both ends of the long groove (5) extend to the middle of the left and right side walls of the box body, and a deep groove (3) is provided on the left and right side walls of the box body, and the interior of the box body is provided with an ink-absorbing sponge ( 1). The invention has novel structure and convenient use. When used, it is put into a special groove of the ink fountain. Once the ink in the ink cartridge runs out, the other ink cartridge can be replaced, and the working efficiency of the corresponding ink fountain is improved. At the same time, the top of the invention is provided with a sealing tape, which prevents the volatilization of the ink and saves the consumption of ink. Slaves 1. A switchable ink cartridge comprising a cartridge body (7), a sponge (1), a sealing tape (6), characterized in that the cartridge body is made into a closed structure and the inside is a cavity, the top of the cartridge body (7) A through hole (4) is provided in the middle, and a U-shaped groove (2) protruding outward is provided above the left end surface of the box body (7), and another U-shaped groove (2) is provided at the right end of the box body (7). A long groove (5) communicating with the through hole (4) is opened at the left and right ends of the through hole (4). Both ends of the long groove (5) extend to the middle of the left and right side walls of the box body, and left and right sides of the box body. A deep groove (3) is provided on the wall, and an ink-absorbing sponge (1) is installed inside the box. International Application International Publication Date of Entry into the Country Patent Agency Shanghai Sanfang Patent Office Agency Address Agent Wu Qianquan