Patent ID: 9278371
Filing Date: 2016-03-08
CPC Classification: B05B,B05C,B29C

Claim Text:
1. A hot melt apparatus comprising: a main body having a hot melt surface, a first exhaust opening, and a second exhaust opening, the first exhaust opening being located on the hot melt surface, the main body further comprising a channel and a chamber, the chamber having an abutting surface, the channel being communicated with the first exhaust opening and the abutting surface, and the chamber being communicated with the second exhaust opening; an exhaust pin slidably disposed in the channel, the exhaust pin having a pinhead and a pintail, the pinhead protruding out of the first exhaust opening, the pintail protruding into the chamber; a stopping member accommodated in the chamber and connected to the pintail, wherein when the stopping member abuts against the abutting surface, the pinhead opens the first exhaust opening, and when the pinhead closes the first exhaust opening, the stopping member leaves the abutting surface; and a resilient member accommodated in the chamber for pushing the stopping member toward the abutting surface.