Claims
- 1. A liquid ejecting head for ejecting a liquid, comprising:an ejection outlet portion having an ejection outlet for ejecting the liquid, a liquid flow path in fluid communication with said ejection outlet portion, a bubble generation region for generating a bubble in the liquid, and a movable member disposed to face the bubble generation region and provided with a free end closer to said ejection outlet portion than a fulcrum portion thereof, wherein, upon displacing said movable member by a pressure based on generation of the bubble from a position of reference surface to a position of a maximum displacement to eject the liquid, a relation of θM<(2θE+7°) is satisfied where, with reference to said reference surface, θM is an angle of said movable member at said maximum displacement thereof about said fulcrum portion and θE is an angle of an axis connecting said fulcrum portion with an intersecting point of a center axis of said ejection outlet with a connecting surface of said ejection outlet portion to said liquid flow path, and wherein θM is an acute angle, wherein a control portion for limiting said angle is provided to a wall surface of said liquid flow path.
Priority Claims (2)
Number |
Date |
Country |
Kind |
7-127319 |
Apr 1995 |
JP |
|
7-128448 |
May 1995 |
JP |
|
Parent Case Info
This application is a division of Ser. No. 08/980,208 filed Nov. 28, 1997 now U.S. Pat. No. 6,102,529 which is a continuation of Ser. No. 08/638,326 filed Apr. 26, 1996, abandoned.
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Continuations (1)
|
Number |
Date |
Country |
Parent |
08/638326 |
Apr 1996 |
US |
Child |
08/980208 |
|
US |