IP Library Granted Patent US 9,657,421
Granted Patent B2
US 9,657,421 · App. 14/104,219 · Granted May 23, 2017

Vertical axis washing machine

Inventors: Guilherme Henrique Manzi (Sao Paulo, BR); Carlos E. Toledo (Sao Paulo, BR); Bruno T. Ramasco (Sao Paulo, BR)
Assignee: Whirlpool, S.A.
D06F13/02D06F17/10D06F39/083
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Quick Facts
Patent No.
US 9,657,421
App. No.
14/104,219
Granted
May 23, 2017
Kind
B2
Abstract

A vertical axis washing machine provided with a washing fluids drainage system whose washing fluids are suctioned into the agitator and then drained from the washing basket from its central—bottom opening. In particular, a vertical axis washing machine ( 1 ) wherein the agitator ( 3 ) provides a radial suction flow, through a surrounding wall ( 31 ) and an axial discharge flow through its lower end ( 32 ), the lower end ( 32 ) of the agitator ( 3 ) has a fluid communication with the drain hole ( 21 ) of the washing basket ( 2 ), and the drain hole ( 21 ) of the washing basket ( 2 ) has a fluid communication with the drain pump ( 4 ).

Claims (13)

1. A vertical axis washing machine, comprising:

at least one washing basket provided with at least one drain hole;

at least one agitator arranged inside the washing basket, and

at least one drain pump;

wherein:

said agitator provides a radial suction flow through its surrounding wall and an axial discharge flow through its lower end;

the lower end of the agitator has a fluid communication with the drain hole of the washing basket;

the drain hole of the washing basket has a fluid communication with the drain pump;

the fluid communication between the lower end of the agitator and the drain hole of the washing basket and the fluid communication between the drain hole of the washing basket and the drain pump are performed by the hydraulic connector; and

said hydraulic connector comprises a structural body defined by at least two ends and at least one channel disposed between said ends.

2. The vertical axis washing machine according to claim 1 , the hydraulic connector is disposed inside the washing basket.

3. The vertical axis washing machine according to claim 1 , the hydraulic connector comprises a modular structural body.

4. The vertical axis washing machine according to claim 1 , the hydraulic connector comprises a structural body disposed in the inside of the washing basket.

Assignments (2)
CORRECTIVE ASSIGNMENT TO CORRECT THE APPLICATION NUMBER 14042219 TO 14104219 PREVIOUSLY RECORDED ON REEL 042274 FRAME 0128. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded May 11, 2017
From: MANZI, GUILHERME HENRIQUE; TOLEDO, CARLOS E.; RAMASCO, BRUNO T.
To: WHIRLPOOL S.A.
Reel/Frame 042447/0255 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 18, 2017
From: MANZI, GUILHERME HENRIQUE; TOLEDO, CARLOS E.; RAMASCO, BRUNO T.
To: WHIRLPOOL S.A.
Reel/Frame 042274/0128 →
Priority Claims (1)
BR 102012031682 · Dec 12, 2012 · national
Continuity (1)
Related Publication 20140157834A1 · Jun 12, 2014