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公开(公告)号：US11572614B2
公开(公告)日：2023-02-07
申请号：US16698231
申请日：2019-11-27
发明人： Osamu Sakamoto , Ichiro Nakamoto , Takuma Yoshida
摘要： The multi-chamber heat treatment device includes intermediate conveyors connected together, each treatment conveyor of the intermediate conveyors is attached with a treater that applies predetermined heat treatment to a treatment object and conveys the treatment object to the treater, and each treater is either one of a main treater that applies main treatment to the treatment object, a preheater that applies preheating treatment to the treatment object before the main treatment, and a cooler that applies cooling treatment to the treatment object after the main treatment.
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公开(公告)号：US11820093B2
公开(公告)日：2023-11-21
申请号：US16825108
申请日：2020-03-20
CPC分类号： B30B11/02 , B22F3/03 , B30B15/065 , B30B15/34 , B22F2003/031
摘要： A hot-press device includes: a heating furnace; a pair of punches which includes an upper punch and a lower punch provided in the heating furnace and vertically facing each other; a lower press ram which is connected to a lower surface of the lower punch; an upper press ram which is connected to an upper surface of the upper punch; and a pressing device which is connected to any one or both of the lower press ram and the upper press ram and presses the punch so that the pair of punches are close to each other, in which the lower press ram and/or the upper press ram includes a plurality of individual press rams which are disposed at intervals, each individual press ram having one end coupled to the pair of punches.
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