Special-shaped filter tip

A special-shaped filter tip comprises a filter element and the forming paper configured to wrap the filter element. The filter element comprises a conventional filter stick and a special-shaped filterstick which are connected with each other. Through holes which extend axially and penetrate through...

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Bibliographische Detailangaben
Hauptverfasser:	LI YUANZHANG, ZHOU FENG, LIU XIAOHUI, LYU QIAO, LING XIAOCUN, JI XIONG, HU QIAONING, ZHANG CHUNLEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CIGARETTES CIGARS HUMAN NECESSITIES MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES MOUTHPIECES FOR CIGARS OR CIGARETTES SMOKERS' REQUISITES TOBACCO TOBACCO SMOKE FILTERS
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Beschreibung
Zusammenfassung:	A special-shaped filter tip comprises a filter element and the forming paper configured to wrap the filter element. The filter element comprises a conventional filter stick and a special-shaped filterstick which are connected with each other. Through holes which extend axially and penetrate through the special-shaped filter stick are formed in the middle of the special-shaped filter stick. A plurality of through grooves which extend axially and penetrate through the special-shaped filter stick are concavely formed in the cylindrical surface of the special-shaped filter stick at equal intervals. According to the special-shaped filter rod, the through holes and the through grooves are formed in the middle and the cylindrical surface respectively, so that the end face, close to the lip end,of the special-shaped filter tip is more special compared with an existing filter tip. The appearance recognition degree of the special-shaped filter tip is improved, and the anti-counterfeiting function is enhanced. In additi