Distance measurement device
AssigneePanasonic Intellectual Property Management Co., Ltd.
InventorsAkihiro Nishiyama, Yasuyuki Kano, Hirofumi Kama, Hitoshi Asahi, Takashi Haruguchi, Masaomi Inoue, Jiro Mimasa, Takayuki Hiruma, Hideki Yoshinaka, Kenichiro Kawabuchi
Life of this patent
Estimating the term…
Abstract
A distance measurement device for measuring a distance to an object using projection light and reflected light obtained by reflecting the projection light on the object includes a fixed portion, a rotation portion configured to rotate with respect to the fixed portion, a lipophilic lid portion configured to cover the rotation portion, and a bearing connected to the rotation portion.
Claims12
A distance measurement device for measuring a distance to an object using projection light and reflected light obtained by reflecting the projection light on the object, the distance measurement device comprising:
- a fixed portion;
- a rotation portion configured to rotate with respect to the fixed portion;
- a lipophilic lid portion configured to cover the rotation portion;
- and
- a bearing connected to the rotation portion.
A distance measurement device for measuring a distance to an object using projection light and reflected light obtained by reflecting the projection light on the object, the distance measurement device comprising:
- a fixed portion;
- a rotation portion configured to rotate with respect to the fixed portion;
- and
- a bearing connected to the rotation portion,
- wherein the rotation portion includes a rotation fin configured to rotate together with the rotation portion and generate an airflow.
A distance measurement device for measuring a distance to an object using projection light and reflected light obtained by reflecting the projection light on the object, the distance measurement device comprising:
- a fixed portion;
- a rotation portion configured to rotate with respect to the fixed portion;
- and
- a bearing that includes an outer ring and an inner ring and that is connected to the rotation portion,
- wherein a first surface of the bearing has a labyrinth structure.
Dependencies are inferred from the claim text.