Expandable chair assembly
作者： Chin-Chen Chang , Qing-Kun Yin
DOI:
关键词:
摘要: A chair assembly has a seat, backrest and an expandable leg supporting device. The seat front end rear end. is connected to the of seat. device mounted on base, at least one extension frame driving base securely base. pivot relative Accordingly, can be expanded support legs user in condition.
google.nl 参考文章(8)
Norman Windham, Rainer Leucht, Christoph Jung, Erik Weber, Klaus Hassler, Thomas Geisel, Hermann Gaus, Guenter Franzmann, Gerhard Flory, Heiko Utsch, Vehicle seat having a footrest ,(2003)
Junji Hagiike, Footrest unit for passenger seat ,(2002)
Jurgen Baumann, Aircraft passenger seat ,(2005)
Takuya Mizuno, Hiromi Taniguchi, Yukifumi Yamada, Masaki Okada, Electric telescopic apparatus for vehicle seat ,(2006)
Andreas Weingart, Gerhard Flory, Klaus Hassler, Hans Edrich, Heiko Utsch, Günther Franzmann, Vehicle seat with an adjustable leg rest ,(2003)
Herbert Lipp, Expandable legrest for dental chairs ,(1980)
Tommy G. Plant, Passenger seat with variable length seat bottom ,(2001)
Hideyuki Nagashima, Yoichi Kishi, Kazuhito Katoh, Seat apparatus for vehicle ,(1991)