美國
US 12,697,004 B2
Cleaner
US 12,697,004 B2 是美國專利商標局（USPTO）的核准專利，日期 2026-08-04。申請人：SAMSUNG ELECTRONICS CO., LTD.。PDF 可在本頁下載，未登入每天最多 5 篇。
- 申請人
- SAMSUNG ELECTRONICS CO., LTD.
- 發明人
- Jiwon CHOI; Kihwan KWON; Kyoungwoung KIM
- 公開日
- 2026-08-04
- 申請日
- 2024-01-02
- 文件種類
- B2 核准公告
- 也寫作
- US 12,697,004 B2 · US12697004 · 12697004
摘要
Provided is a cleaner including: a housing having a suction port configured to take in foreign substances; a motor configured to generate a rotational force; and a drum brush inside the housing and configured to rotate by the rotational force, the drum brush including: a drum body having: a collecting portion having an opening, a tapered portion having a diameter that decreases along an axial direction of the drum body toward the collecting portion so that, when the drum brush rotates, the taken in foreign substances move toward the collecting portion and then through the opening, and a hollow…
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專利局網站： 美國專利商標局（USPTO）