BLANK MATERIAL FEEDING DEVICE HAVING DIRECTION CORRECTING FUNCTION

Title:

BLANK MATERIAL FEEDING DEVICE HAVING DIRECTION CORRECTING FUNCTION

Document Type and Number:

WIPO Patent Application WO/1999/061358

Kind Code:

A1

Abstract:

A blank material feeding unit (14) which comprises a base (52), a blank material path (54) formed on the base, at least one guide member (56, 58) provided on the blank material path and having a blank material guiding face(s) (56a, 58a), a direction correcting roller assembly (60) disposed on the blank material path, and a conveying roller mechanism (62) for conveying the blank material along the material path, disposed downstream in the blank material feeding direction of the direction correcting roller assembly. The direction correcting roller assembly (60) is provided with a pair of rectangular rollers (76) having a common rotation shaft tilted relative to the blank material guiding face(s) of the guide member(s) and rotating together, and a freely rotatable ball (78) for forming, in a working position, gaps into which the blank material can be inserted between the ball and each rectangular roller, disposed facing the pair of rectangular rollers and resiliently supported in the working position close to these rectangular rollers. The direction correcting roller assembly (60), while holding the blank material between the pair of rectangular rollers (76) and the ball (78), intermittently feeds the blank material toward the guide member(s) (56, 58).

Inventors:

ITO WATARU (JP)
MAENO HUMIO (JP)
YAMAMOTO TETSUYA (JP)
IKEDA HIROSHI (JP)

Application Number:

PCT/JP1998/003858

Publication Date:

December 02, 1999

Filing Date:

August 28, 1998

Export Citation:

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Assignee:

CITIZEN WATCH CO LTD (JP)
ITO WATARU (JP)
MAENO HUMIO (JP)
YAMAMOTO TETSUYA (JP)
IKEDA HIROSHI (JP)

International Classes:

B65H5/06; B65H9/16; B65H27/00; (IPC1-7): B65H11/00; B65H5/36; B65H9/16

Foreign References:

JPS56127532A	1981-10-06
JPH0422657A	1992-01-27
JPS5660429A	1981-05-25
JPS639549A	1988-01-16
JPH09327951A	1997-12-22

Attorney, Agent or Firm:

Ishida, Takashi (Toranomon 3-chome Minato-ku Tokyo, JP)

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