| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a method for inexpensively and industrially recovering and reusing a spool of high quality from a discharged cartridge for a 135 film or a discharged spool for the 135 film, and to provide the spool which is recovered by introducing the recovering and reusing method and to provide the spool which is suitable to the recovering and reusing method. SOLUTION: As for the method for recovering and reusing the spool from the discharged cartridge without crushing the spool, the method successively includes a process of distinguishing the kind of the discharged cartridge, a process of detaching at least one cap from the barrel part of the cartridge, a process of pulling the spool out of the cartridge, a process of washing the spool and a process of inspecting the shape of the spool and the number of using times, and as for the reusable spool, the number of using times is recorded on the cartridge.</p> |
