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US 9,519,266 B2Granted
Duct and image forming apparatus using the same
AssigneeRicoh Company, Ltd.
InventorShoji Sasaki
Life of this patent
Estimating the term…
Abstract
A duct includes a suction port being connected to a first separate duct from a first direction, an exhaust port being connected to a second separate duct from the first direction, and a passage formed to extend from the suction port to the exhaust port. At least one of the suction port and the exhaust port includes a first opening portion that is opened to incline to the first direction and second opening portions at both ends of the first opening portion, the second opening portions that are opened in a transverse direction to the first direction.
Claims9
A duct comprising:
- a suction port at a first terminal end of the duct, the suction port being connectable to a first separate duct from a first direction;
- an exhaust port at a second terminal end of the duct, the exhaust port being connectable to a second separate duct downstream from the second terminal end of the duct in an air exhausting direction;
- and
- a passage formed to extend from the suction port to the exhaust port,
- wherein at least one of the suction port and the exhaust port includes a central first opening portion that is opened to incline to the first direction, and second opening portions disposed laterally of the central first opening portion, the second opening portions that are opened in a transverse direction to the first direction.
2 more elements
Dependencies are inferred from the claim text.