US2025011111A1PendingUtilityA1

Medium conveying apparatus and recording apparatus

Assignee: SEIKO EPSON CORPPriority: Jul 4, 2023Filed: Jul 1, 2024Published: Jan 9, 2025
Est. expiryJul 4, 2043(~16.9 yrs left)· nominal 20-yr term from priority
Inventors:Shun Hara
B65H 2701/1131B65H 5/021B65H 5/062B65H 3/06B65H 2402/46B65H 3/0669B65H 3/0653B65H 1/266B65H 3/66B65H 3/0684B65H 3/5215B65H 3/5261B65H 2403/732
56
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Claims

Abstract

A separator that separates a plurality of media to convey the medium, and at least one first guide member that guides the media to the separator are provided, the separator includes a conveying roller and a separation roller configured to nip the media in a nip range, and a tip of the first guide member that guides the media is located at a position that does not overlap the separator when viewed from a conveyance direction and that overlaps the nip range when viewed from an axial direction of the separation roller.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A medium conveying apparatus comprising:
 a separator configured to separate a plurality of media from each other to convey the medium; and   at least one first guide member configured to guide the media to the separator, wherein   the separator includes a conveying roller and a separation roller configured to nip the media in a nip range,   the conveying roller is configured to come into contact with a first surface of the medium to convey the medium in a conveyance direction,   the separation roller is configured to come into contact with a second surface opposite to the first surface of the medium, and is configured to switch between a separation state in which the plurality of media are separated from each other, and a conveying state in which the medium separated is conveyed, and   a tip of the first guide member that is configured to guide the medium is located at a position that fails to overlap the separator when viewed from the conveyance direction and that overlaps the nip range when viewed from an axial direction of the separation roller.   
     
     
         2 . The medium conveying apparatus according to  claim 1 , wherein
 the first guide member is configured to be displaced between a first position where the first guide member is located when the first guide member does not guide the medium, and a second position where the first guide member is located when the first guide member guides the medium.   
     
     
         3 . The medium transport apparatus according to  claim 2 , wherein
 the first guide member has flexibility.   
     
     
         4 . The medium conveying apparatus according to  claim 1 , wherein
 the first guide member is configured to be in contact with the second surface of the medium.   
     
     
         5 . The medium conveying apparatus according to  claim 1 , comprising
 a plurality of the first guide members, wherein   the plurality of first guide members are disposed at both sides of the separator in the axial direction.   
     
     
         6 . The medium conveying apparatus according to  claim 1 , further comprising:
 a drive source that is configured to rotate the separation roller in a reverse rotation direction; and   a torque limiter that is configured to switch transmission of driving force to the separation roller from the drive source.   
     
     
         7 . The medium conveying apparatus according to  claim 6 , further comprising:
 a feed roller configured to come into contact with the first surface of the medium placed to convey the medium; and   a second guide member configured to come into contact with the first surface of the medium to guide the medium, wherein   the feed roller may be disposed upstream of the separator in the conveyance direction, and   the second guide member may be disposed between the feed roller and the conveying roller in the conveyance direction.   
     
     
         8 . The medium conveying apparatus according to  claim 7 , wherein
 the second guide member crosses an imaginary perpendicular line perpendicular to a first imaginary line segment connecting a rotation center point of the feed roller and a rotation center point of the conveying roller to each other at a midpoint of the first imaginary line segment.   
     
     
         9 . The medium conveying apparatus according to  claim 7 , wherein
 the second guide member is disposed at a position overlapping the separator when viewed from the conveyance direction.   
     
     
         10 . The medium conveying apparatus according to  claim 7 , wherein
 the second guide member is disposed between a first imaginary line segment connecting a rotation center point of the feed roller and a rotation center point of the conveying roller to each other, and a second imaginary line segment connecting a contact point where the feed roller comes into contact with the medium and the nip range to each other.   
     
     
         11 . A recording apparatus comprising:
 the medium conveying apparatus according to  claim 1 ; and   a recording unit configured to perform recording on the medium.   
     
     
         12 . The recording apparatus according to  claim 11 , further comprising
 a cassette configured to be inserted into and pulled out from the recording apparatus, wherein   the medium conveying apparatus may convey the medium placed in the cassette inserted.

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