Developing device
AssigneeCanon Kabushiki Kaisha
InventorTatsuyuki Yamamoto
Life of this patent
Estimating the term…
Abstract
A developing device includes a first developer carrying member for forming a toner image on an image bearing member; a second developer carrying member for forming the toner image on the image bearing member; a supporting member for rotatably supporting the first developer carrying member; a swingable member for swinging the second developer carrying member about the first developer carrying member; an urging portion for urging the second developer carrying member toward the image bearing member; and a buffering portion, provided so as to press-contact the swingable member, for damping vibration of the swingable member.
Claims4
A developing device comprising:
- a first developer carrying member for forming a toner image on an image bearing member;
- a second developer carrying member for forming the toner image on the image bearing member;
- a supporting member for rotatably supporting said first developer carrying member;
- a swingable member for swinging said second developer carrying member about said first developer carrying member;
- urging means for urging said second developer carrying member toward the image bearing member;
- and
- an elastic member supported by said supporting member and said swingable member in a compression state between said supporting member and said swingable member, said elastic member being provided movably relative to at least one of said supporting member and said swingable member.
Dependencies are inferred from the claim text.