Patent · US Active

Device for removing stems in a cigarette making process and a method for removing the stems

US12011031B1 · kind B1 · utility

0Cited by

0References

6Claims

0Family size

Assignee

CHINA TOBACCO YUNNAN INDUSTRIAL CO., LTD. · CN

Inventors

Banghua He · Kunming, CN
Jun Tang · Beijing, CN
Bin Yi · Taichung, TW
Bing Zhou · Cranbury, US
Wenqiang Lin · Kunming, CN
Jin Wang · Kunming, CN
Bo Cai · Kunming, CN
Xiaohua Gao · Kunming, CN
Chao Li · Chongqing, CN
Guozhi Tan · Kunming, CN
Yadong Wen · Kunming, CN
Li Tang · Beijing, CN
Sidi Lin · Kunming, CN
Jielin Sun · Kunming, CN

Key dates

Filing date	Feb 19, 2024
Grant date	Jun 18, 2024
Priority date	—
Expiry date	Feb 19, 2044

Classification

Technology area (CPC A)Human Necessities
CPC primaryA24C5/393
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

A stem removal device for a cigarette making process is disclosed, including a feeding unit (N1), a flexible air sorting unit (N2), a pure tobacco collection unit (N3), a tobacco conveying unit (N4), a coarse stem removal unit (N5) and a fine stem removal unit (N6). A method for removing the stems during the cigarette making process using the stem removal device is also disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.