Method and device for folding packing blanks along preformed bend lines
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B65B-011/08
B65B-049/08
B31B-003/44
출원번호
US-0914420
(1992-07-17)
우선권정보
IT-0000266 (1991-07-19)
발명자
/ 주소
Boriani Silvano (Bologna) Gamberini Antonio (Bologna ITX)
출원인 / 주소
G. D. Societa\per Azioni (Bologna ITX 03)
인용정보
피인용 횟수 :
14인용 특허 :
0
초록▼
A method and device for folding packing blanks along preformed bend lines, whereby a blank, before being positioned with its intermediate portion contacting the product, and folded in a U about the product with two lateral portions contacting the same, is engaged by two gripping and strain-relieving
A method and device for folding packing blanks along preformed bend lines, whereby a blank, before being positioned with its intermediate portion contacting the product, and folded in a U about the product with two lateral portions contacting the same, is engaged by two gripping and strain-relieving devices by which the two lateral portions are oscillated by a given angle about respective bend lines connecting the lateral portions to the opposite edges of the intermediate portion.
대표청구항▼
A method of folding packing blanks (2) along reformed bend lines (9, 10, 13, 14) defining, on each blank (2), an intermediate portion (4) and two lateral portions (5, 6) on either side of the intermediate portion (4), and, on each lateral portion (5, 6), a lateral panel (7, 8) and at least one outer
A method of folding packing blanks (2) along reformed bend lines (9, 10, 13, 14) defining, on each blank (2), an intermediate portion (4) and two lateral portions (5, 6) on either side of the intermediate portion (4), and, on each lateral portion (5, 6), a lateral panel (7, 8) and at least one outer portion (11, 12) extending outwards from a respective outer edge of the respective lateral panel (7, 8); said method being characterized by the fact that it comprises stages consisting in positioning the blank (2) with the intermediate portion (4) facing the input opening (25) of a folding seat (18), and with each lateral portion (5, 6) in the same plane (30) as the intermediate portion (4) and engaged by respective gripping means (29, 28); strain-relieving the blank (2) by effecting at least one oscillation of a given angle of each said ripping means (28, 29) about a respective axis (45, 39) coaxial with the bend line (10, 9) connecting the respective lateral portion (6, 5) to the intermediate portion (4); feeding the product (3) into contact with said intermediate portion (4); and inserting the blank (2) and product (3) inside said folding seat (18), for finish folding said lateral portions (5, 6).
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