초록 ▼

A blowing chamber is used for the suspended guidance of sheets or webs. The blowing chamber includes a guidance surface which is provided with a plurality of nozzles. Each of these nozzles has a generally rectangular blower opening which directs air up along an inclined guide surface that terminates

A blowing chamber is used for the suspended guidance of sheets or webs. The blowing chamber includes a guidance surface which is provided with a plurality of nozzles. Each of these nozzles has a generally rectangular blower opening which directs air up along an inclined guide surface that terminates at the sheet guidance surface in an arc-shaped transition.

대표청구항 ▼

[ We claim:] [1.] a blowing chamber for the suspended guidance of sheets and webs in a processing machine such as a rotary press comprising:a guidance surface, said guidance surface facing sheets and webs to be guided, in a conveying direction;a plurality of nozzles formed in said guidance surface w

[ We claim:] [1.] a blowing chamber for the suspended guidance of sheets and webs in a processing machine such as a rotary press comprising:a guidance surface, said guidance surface facing sheets and webs to be guided, in a conveying direction;a plurality of nozzles formed in said guidance surface which is otherwise closed, said nozzles facing sheets and webs to be guided, each of said nozzles directing at jet of gaseous medium of a jet width onto said guidance surface;a blower opening in each of said nozzles, each said blower opening having a planar cross-sectioned air outlet surface with a width and a height;a guide surface extending obliquely for each of said blower openings to said guidance surface and ending at said guidance surface in a circular arc-shaped transition; andradial edges defining said edges of said guide surface, said radial edges enclosing an opening angle of between 20.degree. and 50.degree..