US-12616352-B2 - Spray arm assembly and glasswasher incorporating the same

Abstract

A spray arm assembly comprises a housing defining at least one locating port that includes at least one opening; a spring-loaded connector having a body complementary in shape to the at least one locating port and removably connected to the housing within the at least one locating port, the spring-loaded connector having an inlet in fluid communication with the at least one opening when connected to the housing within the at least one locating portand an outlet; and at least one spray arm connected to the spring-loaded connector such that the spray arm is in fluid communication with the outlet of the spring-loaded connector.

Inventors

• Raymond Charles HOWE
• Ivan Josip KATKIC

Assignees

• MOYER DIEBEL LTD.

Dates

Publication Date

20260505

Application Date

20231212

Claims (19)

1. 1 . A spray arm assembly comprising: a housing defining at least one locating port that includes at least one opening; a spring-loaded connector having a body and a yoke pivotally connected to the body via a torsion spring, the body complementary in shape to the at least one locating port and removably connected to the housing within the at least one locating port, the spring-loaded connector having an inlet in fluid communication with the at least one opening when connected to the housing within the at least one locating port and at least one outlet; and at least one spray arm connected to the spring-loaded connector such that the spray arm is in fluid communication with the at least one outlet of the spring-loaded connector.
2. 2 . The spray arm assembly of claim 1 , wherein the housing includes a feature that exerts a force on the yoke during insertion of the spring-loaded connector into the port and causes the yoke to pivot with respect to the body during the insertion.
3. 3 . The spray arm assembly of claim 1 , wherein the torsion spring is in a locked position when the spring-loaded connector is connected to the housing.
4. 4 . The spray arm assembly of claim 1 , wherein the torsion spring follows an installation path during insertion of the spring-loaded connector into the housing.
5. 5 . The spray arm assembly of claim 1 , wherein the at least one locating port includes a feature to identify the at least one locating port as one of a wash arm port or a spray arm port.
6. 6 . The spray arm assembly of claim 5 , wherein the spring-loaded connector includes a feature complementary to the feature of the at least one locating port to identify the spring-loaded connector as one of a wash arm spring-loaded connector or a spray arm spring-loaded connector.
7. 7 . The spray arm assembly of claim 1 , wherein the housing includes a ridge that is positioned to receive and engage with an end of the spring-loaded connector during insertion of the spring-loaded connector.
8. 8 . The spray arm assembly of claim 1 , wherein the spring-loaded connector includes side portions that are complementary in shape to shoulders defined in side walls of the at least one locating port.
9. 9 . The spray arm assembly of claim 1 , wherein the at least one spray arm includes at least two spray arms connected to the spring-loaded connector.
10. 10 . The spray arm assembly of claim 9 , wherein the at least two spray arms extend out from the spring-loaded connector in a V-shape formation.
11. 11 . The spray arm assembly of claim 1 , wherein fluid is received from a fluid source and travels through the at least one opening in the housing, through the inlet of the spring-loaded connector, out through the at least one outlet of the spring-loaded connector to the at least one spray arm, and is directed out through at least one nozzle of the at least one spray arm.
12. 12 . The spray arm assembly of claim 1 , wherein the at least one spray arm includes at least one of a wash arm or a rinse arm.
13. 13 . An on-demand glasswasher comprising: a spray arm assembly fluidly connected to at least one of a rinse system or a wash system of the on-demand glasswasher, the spray arm assembly comprising: a housing defining at least one locating port that includes at least one opening that receives fluid from the rinse system or the wash system; a spring-loaded connector having a body and a yoke pivotally connected to the body via a torsion spring, the body complementary in shape to the at least one locating port and removably connected to the housing within the at least one locating port, the spring-loaded connector having an inlet in fluid communication with the at least one opening when connected to the housing within the at least one locating port and at least one outlet; and at least one spray arm connected to the spring-loaded connector such that the spray arm is in fluid communication with the at least one outlet of the spring-loaded connector.
14. 14 . The on-demand glasswasher of claim 13 , wherein the spray arm assembly includes at least one of an upper spray arm assembly or a lower spray arm assembly.
15. 15 . The on-demand glasswasher of claim 13 , wherein the spray arm assembly includes at least a first locating port that receives fluid from the rinse system and at least a second locating port that receives fluid from the wash system.
16. 16 . The on-demand glasswasher of claim 15 , wherein the spray arm assembly includes at least a first spring-loaded connector removably connected to the housing within the first locating port and at least a second spring-loaded connector removably connected to the housing within the second locating port.
17. 17 . The on-demand glasswasher of claim 16 , wherein the at least one spray arm includes at least one rinse arm connected to the first spring-loaded connector and at least one wash arm connected to the second spring-loaded connector.
18. 18 . The on-demand glasswasher of claim 13 , wherein the spray arm assembly is positioned above or below a rotary conveyor of the on-demand glasswasher.
19. 19 . The on-demand glasswasher of claim 13 , further comprising at least a first spray arm assembly positioned above a rotary conveyor of the on-demand glasswasher and at least a second spray arm assembly positioned below the rotary conveyor of the on-demand glasswasher.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS This application claims the benefit of U.S. Provisional Application No. 63/432,189 filed on Dec. 13, 2022, the entire contents of which are incorporated herein by reference. TECHNICAL FIELD The present disclosure relates to a spray arm assembly and a glasswasher incorporating the same. BACKGROUND Spray arm assemblies are used to direct the egress of fluid received from a fluid supply towards one or more objects. Spray arm assemblies often include a housing and one or more spray arms held within the housing. Spray arms are often difficult to remove from the housing due to the build up of debris, etc. As such, tasks such as cleaning the spray arms, replacing the spray arms, or repairing the spray arms may be difficult. BRIEF DESCRIPTION OF THE DRAWINGS Embodiments are described in detail below, with reference to the following drawings: FIG. 1 is an isometric view of an on-demand glasswasher; FIG. 2 is a schematic view showing various components of the on-demand glasswasher of FIG. 1; FIG. 3 is a schematic view of a wash system forming part of the on-demand glasswasher of FIG. 1; FIG. 4 is a schematic view of a rinse system forming part of the on-demand glasswasher of FIG. 1; FIG. 5 is an exploded view of a lower spray arm assembly and a motor and conveyor system forming part of the on-demand glasswasher of FIG. 1; FIG. 6 is a top isometric view of a housing of a lower spray arm assembly forming part of the on-demand glasswasher of FIG. 1; FIG. 7A is an exploded view of a spring-loaded connector forming part of the lower spray arm assembly of FIG. 5; FIG. 7B is a bottom isometric view of the spring-loaded connector of FIG. 7A; FIG. 8 is an isometric view of the spring-loaded connector of FIG. 7A; FIGS. 9A to 9D are side views showing the spring-loaded connector of FIG. 7A connecting to the lower spray arm assembly of FIG. 5; FIG. 10 is an isometric view of a housing of an upper spray arm assembly forming part of the on-demand glasswasher of FIG. 1; FIG. 11 is a top plan view of a motor and conveyor system forming part of the on-demand glasswasher of FIG. 1; FIG. 12 is a side view of a sanitary divider forming part of the on-demand glasswasher of FIG. 1; FIG. 13 is an isometric view of a cylinder forming part of the on-demand glasswasher of FIG. 1; FIG. 14 is a top plan view of the on-demand glasswasher of FIG. 1; and FIG. 15 is a top isometric view of the on-demand glasswasher of FIG. 1. Like reference numerals are used in the drawings to denote like elements and features. DETAILED DESCRIPTION OF VARIOUS EMBODIMENTS Accordingly, in one aspect there is provided a spray arm assembly comprising a housing defining at least one locating port that includes at least one opening; a spring-loaded connector having a body complementary in shape to the at least one locating port and removably connected to the housing within the at least one locating port, the spring-loaded connector having an inlet in fluid communication with the at least one opening when connected to the housing within the at least one locating port and at least one outlet; and at least one spray arm connected to the spring-loaded connector such that the spray arm is in fluid communication with the at least one outlet of the spring-loaded connector. In one or more embodiments, the spring-loaded connector includes a body and a yoke pivotally connected to the body via a torsion spring. In one or more embodiments, the housing includes a feature that exerts a force on the yoke during insertion of the spring-loaded connector into the port and causes the yoke to pivot with respect to the body during the insertion. In one or more embodiments, the torsion spring is in a locked when the spring-loaded connector is connected to the housing. In one or more embodiments, the torsion spring follows an installation path during insertion of the spring-loaded connector into the housing. In one or more embodiments, the at least one locating port includes a feature to identify the at least one locating port as one of a wash arm port or a spray arm port. In one or more embodiments, the spring-loaded connector includes a feature complementary to the feature of the at least one locating port to identify the spring-loaded connector as one of a wash arm spring-loaded connector or a spray arm spring-loaded connector. In one or more embodiments, the housing includes a ridge that is positioned to receive and engage with an end of the spring-loaded connector during insertion of the spring-loaded connector. In one or more embodiments, the spring-loaded connector includes side portions that are complementary in shape to shoulders defined in side walls of the at least one locating port. In one or more embodiments, the at least one spray arm includes at least two spray arms connected to the spring-loaded connector. In one or more embodiments, the at least two spray arms extend out from the spring-loaded connector in a V-shape formation. In one or