Patent ID: 7140164

Claim:
A method of applying a flowable substance to a web of wrapping material for rod-shaped products of the tobacco industry, the method comprising the steps of: confining the web to movement along a predetermined path; directing at least one stream of flowable substance along the predetermined path in an at least partially non-linear manner toward one side of the web, wherein said directing step includes the utilization of a nozzle having an orifice which discharges the at least one stream of flowable substance, and includes rotating the stream, wherein said rotating step includes directing against the stream at least one flow of a fluid substance; advancing the web lengthwise along said path at a variable speed; and discharging the flowable substance from the orifice at a directly proportional rate which is a function of the speed during said directing step of advancement of the web along said predetermined path wherein increase and decrease in the speed of the web increases and decreases, respectively, the rate of the discharging of the flowable substance.