US 12,461,360 B2
Movable device, projection apparatus, and head-up display
Mizuki Shinkawa, Kanagawa (JP)
Assigned to RICOH COMPANY, LTD., Tokyo (JP)
Filed by Mizuki Shinkawa, Kanagawa (JP)
Filed on Mar. 16, 2023, as Appl. No. 18/122,152.
Claims priority of application No. 2022-044528 (JP), filed on Mar. 18, 2022; and application No. 2022-201909 (JP), filed on Dec. 19, 2022.
Prior Publication US 2023/0324677 A1, Oct. 12, 2023
Int. Cl. G02B 26/10 (2006.01); G02B 7/182 (2021.01); G02B 27/01 (2006.01)
CPC G02B 26/101 (2013.01) [G02B 7/1821 (2013.01); G02B 27/0176 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A movable device comprising:
a movable portion;
a support body;
a first member having one end coupled to the support body and another end coupled to the movable portion; the first member including a first driver; and
a second member having one end coupled to the support body and another end coupled to the movable portion, the second member including a second driver,
wherein the movable portion rotates about a first rotation axis by driving the first driver and without driving the second driver; and
the movable portion rotates about a second rotation axis by driving the second driver and without driving the first driver; and
the first rotation axis intersects the second rotation axis,
the movable device further comprising:
a first connecting portion connecting the movable portion with said another end of the first member;
a free end portion opposite to the first connecting portion across the first rotation axis; and
a second connecting portion connecting the movable portion with said another end of the second member,
wherein:
a first straight line and a second straight line form an angle of 90 degrees or less,
the first straight line passes through the first connecting portion and a center of the movable portion, and
the second straight line passes through the second connecting portion and the center of the movable portion.