US 9,808,135 B2
Handheld vacuum cleaner and docking assembly for connecting to a central vacuum system
James Mantyla, Barrie (CA); Scott Baldwin, Innisfil (CA); Lawrence William Stagg, Barrie (CA); and Robert Allan Cooke, Barrie (CA)
Assigned to CANPLAS INDUSTRIES LTD., Ontario (CA)
Filed by CANPLAS INDUSTRIES LTD., Barrie (CA)
Filed on Dec. 28, 2015, as Appl. No. 14/980,862.
Application 14/980,862 is a continuation of application No. 14/329,239, filed on Jul. 11, 2014, granted, now 9,271,618.
Claims priority of application No. 2833555 (CA), filed on Nov. 18, 2013.
Prior Publication US 2016/0106284 A1, Apr. 21, 2016
Int. Cl. A47L 9/28 (2006.01); A47L 5/24 (2006.01); A47L 5/38 (2006.01)
CPC A47L 9/2873 (2013.01) [A47L 5/24 (2013.01); A47L 5/38 (2013.01); A47L 9/2857 (2013.01)] 28 Claims
OG exemplary drawing
 
1. A method of using a handheld vacuum cleaner comprising an inlet nozzle, a debris receptacle for holding debris sucked up by said handheld vacuum cleaner, and an outlet associated with said debris receptacle, said method comprising the steps of:
installing a docking assembly on an inlet to a central vacuum system;
releasably securing said handheld vacuum cleaner to said docking assembly;
connecting said outlet of said handheld vacuum cleaner to said central vacuum system;
energizing said central vacuum system;
creating a vacuum in said central vacuum system to suck said debris out from said debris receptacle through said outlet and into said central vacuum system; and
de-energizing said central vacuum system;
whereby said debris receptacle of said handheld vacuum cleaner is emptied of said debris.