Vacuum cleaner with movable handle structure United States Patent 3758914

3758914 is referenced by 36 patents and cites 4 patents.

A vacuum cleaner having a handle movably carried on the body for selectively arranging the vacuum cleaner as a floor carried, upright vacuum cleaner, or a portable hand-carried vacuum cleaner. The vacuum cleaner includes a removable dirt box which underlies the handle when the vacuum cleaner is arranged as a portable hand-carried unit.

Title
Vacuum cleaner with movable handle structure
Application Number
05/186,982
Publication Number
3758914
Application Date
October 6, 1971
Publication Date
September 18, 1973
Inventor
Hilmanowski James R
Nupp Donald L
Assignee
Whirlpool Corporation
IPC
A47l 05/24
A47L 05/24
A47L 05/22
View Original Source

Citations: 36 (view full list)

  1. James M Weaver, Giovanni Pino, Marc D Zuiderveen, Steven R Umbach: Vacuum cleaner with a detachable vacuum module. Bissell, Varnum Riddering Schmidt & Howlett, May 10, 1994: US05309600 (108 worldwide citation)
  2. James M Weaver, Giovanni Pino, Marc D Zuiderveen, Steven Umbach, Douglas J Medema: Cleaning machine with a detachable cleaning module. Bissell, Rader Fishman Grauer & Mc Garry, February 10, 1998: US05715566 (80 worldwide citation)
  3. Clark S Richmond, Joyce K Thomas, Samuel E Hohulin: Lightweight battery powered suction broom. National Union Electric, Alfred E Miller, May 19, 1987: US04665582 (61 worldwide citation)
  4. M Anthony Melito, Deborah L Potvin, Gregg C Krehel, Anthony Brooks Rorke: Vacuum cleaner with all components in floor traveling head. Black & Decker, Barry E Deutsch, June 16, 1998: US05765258 (48 worldwide citation)
  5. John L Duncan, John E Jones, Martin E Harbeck, Stephen R Burns: Versatile vacuum cleaning appliance. The Singer Company, David L Davis, April 28, 1987: US04660246 (45 worldwide citation)
  6. William R Sumerau, Henry C Harbin: Filter retention system for vacuum cleaners. The Singer Company, David L Davis, June 9, 1987: US04670937 (41 worldwide citation)
  7. Billy Yung: Bagless vacuum cleaner. Shell Electric Mfg, Denton L Anderson, Sheldon & Mak, August 7, 2001: US06269518 (40 worldwide citation)
  8. David E McDowell: Four-way vacuum cleaner. Bissell, Price Heneveld Cooper DeWitt & Litton, August 30, 1988: US04766638 (39 worldwide citation)
  9. Susan G Bledsoe, Gordon W Goodrich: Floor cleaning device with improved handle grip. Bissell, Price Heneveld Cooper DeWitt & Litton, May 21, 1991: US05016315 (33 worldwide citation)
  10. M Anthony Melito, Anthony Brooks Rorke, Anthony J Abbott: Vacuum cleaner with combined filter element and collection unit. Black & Decker, Barry E Deutsch, November 3, 1998: US05829090 (32 worldwide citation)

References: 4

  1. US2642616
  2. US2564339
  3. US1558006
  4. DD398,849