IP Library Granted Patent US 11,452,957
Granted Patent B2
US 11,452,957 · App. 16/538,939 · Granted Sep 27, 2022

Safety filter snap fit system

Inventors: Emmanuel Page (Tremeoc, FR); Ronan Corvec (Quimper, FR); Mark V. Holzmann (Stoughton, WI)
Assignee: Cummins Filtration IP, Inc.
B01D35/30B01D2201/305
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Quick Facts
Patent No.
US 11,452,957
App. No.
16/538,939
Granted
Sep 27, 2022
Kind
B2
Abstract

A latch element for use with a filter element is described. The latch element includes a first end and a second end spaced laterally from the first end. An engagement portion is disposed between the first end and the second end. The engagement portion is configured to engage a housing. The handle portion is adjacent to the second end. The handle portion is configured to engage the filter element and facilitate removal of the filter element.

Claims (27)

1. A latch element for use with a filter element, comprising:

a first end and a second end spaced laterally from the first end;

an engagement portion disposed between the first end and the second end, the engagement portion configured to engage a filter element housing;

a clip portion disposed at least partially between the engagement portion and the first end, the clip portion comprising a first arm extending in an at least partially axial direction, and a protruding member extending away from the first arm, the first arm and the engagement portion together defining an engagement detent sized to receive a portion of the filter element housing therein; and

a handle portion adjacent to the second end and extending parallel to the protruding member, the handle portion configured to engage the filter element and facilitate removal of the filter element,

an end of the clip portion extending in a first direction from an end of the handle portion and an end of the engagement portion extending in a second direction from the end of the handle portion, the second direction being different from the first direction, the clip portion moving in the axial direction in response to axial movement of the second end with respect to the engagement portion to maintain the protruding member in a substantially parallel orientation with respect to the handle portion.

2. The latch element of claim 1 , wherein the second end rotates about the engagement portion between a first position and a second position, in the first position the handle portion is adjacent a top surface of a filter media of the filter element, and in the second position the handle portion is displaced away from the first position in a direction away from the filter media.

3. The latch element of claim 2 , wherein the clip portion is configured to engage a detent portion of an inner surface of a filter housing to couple the filter element within the filter housing, wherein the clip portion engages the detent portion of the inner surface when the second end is in the first position, and wherein the clip portion disengages the detent portion when the second end transitions to the second position.

4. The latch element of claim 2 , wherein the clip portion is a v-shaped clip portion, the v-shaped clip portion comprising a base portion, the first arm, and a second flexible arm, the base portion adjacent to the engagement portion, the first arm extending from the base portion away from the second end, the second flexible arm extending from the first arm toward the first end.

5. The latch element of claim 4 , wherein the v-shaped clip portion is configured to engage a detent portion of an inner surface of a filter housing with a portion of the second flexible arm to couple the filter element within the filter housing, wherein the v-shaped clip portion engages the detent portion of the inner surface when the second end is in the first position and wherein the v-shaped clip portion disengages the detent portion when the second end transitions to the second position.

6. The latch element of claim 1 , wherein the protruding member is engaged with and extends away from the second flexible arm, the protruding member configured to engage the detent portion of the inner surface of the filter housing, wherein the second flexible arm flexes radially inward toward the second end as the protruding member passes the detent portion.

7. The latch element of claim 1 , wherein the handle portion comprises a touch surface adjacent the second end and a handle opening defined between the engagement portion and the second end, the touch surface configured to facilitate rotation of the second end about the engagement portion between a first position and a second position, in the first position the handle portion is adjacent a top surface of a filter media of the filter element, and in the second position the handle portion is displaced away from the first position in a direction away from the filter media.

8. A filtration system, comprising:

a filter element comprising a filter element housing and filter media;

a filter housing; and

a latch element comprising:

a first end and a second end spaced laterally from the first end;

an engagement portion disposed between the first end and the second end, the engagement portion configured to engage the filter element housing;

a clip portion disposed at least partially between the engagement portion and the first end, the clip portion comprising a first arm extending in an at least partially axial direction, the first arm and the engagement portion together defining an engagement detent, the clip portion further comprising a base portion disposed between the first arm and the engagement portion, the filter element housing disposed within the engagement detent and engaged with the base portion; and

a handle portion adjacent to the second end, the handle portion configured to engage the filter element and facilitate removal of the filter element from the filter housing,

an end of the clip portion extending in a first direction from an end of the handle portion and an end of the engagement portion extending in a second direction from the end of the handle portion, the second direction being different from the first direction, the clip portion moving in an axial direction in response to axial movement of the second end away from the filter media.

9. The filtration system of claim 8 , wherein the filter housing comprises a detent portion on an inner surface thereof, wherein the second end rotates about the engagement portion between a first position and a second position, in the first position the handle portion is adjacent a top surface of the filter media of the filter element, and in the second position the handle portion is displaced away from the first position in a direction away from the filter media.

10. The filtration system of claim 9 , wherein the clip portion is configured to engage the detent portion of the inner surface of the filter housing to couple the filter element within the filter housing, wherein the clip portion engages the detent portion of the inner surface when the second end is in the first position and wherein the clip portion disengages the detent portion when the second end transitions to the second position.

11. The filtration system of claim 9 , wherein the clip portion is a v-shaped clip portion, the v-shaped clip portion comprising the base portion, the first arm, and a second flexible arm, the base portion adjacent to the engagement portion, the first arm extending from the base portion away from the second end, the second flexible arm extending from the first arm toward the first end.

12. The filtration system of claim 11 , wherein the v-shaped clip portion is configured to engage the detent portion of the inner surface of the filter housing with a portion of the second flexible arm to couple the filter element within the filter housing, wherein the v-shaped clip portion engages the detent portion of the inner surface when the second end is in the first position and wherein the v-shaped clip portion disengages the detent portion when the second end transitions to the second position.

13. The filtration system of claim 12 , wherein the second flexible arm comprises a protruding member configured to engage the detent portion of the inner surface of the filter housing, wherein the second flexible arm flexes radially inward toward the second end as the protruding member passes the detent portion.

14. The filtration system of claim 8 , wherein the handle portion comprises a touch surface adjacent the second end and a handle opening defined between the engagement portion and the second end, the touch surface configured to facilitate rotation of the second end about the engagement portion between a first position and a second position, in the first position the handle portion is adjacent a top surface of the filter media of the filter element, and in the second position the handle portion is displaced away from the first position in a direction away from the filter media.

Assignments (2)
CHANGE OF NAME Recorded Dec 29, 2025
From: CUMMINS FILTRATION IP, INC.
To: ATMUS FILTRATION IP INC.
Reel/Frame 074107/0087 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 19, 2019
From: PAGE, EMMANUEL; CORVEC, RONAN; HOLZMANN, MARK V.
To: CUMMINS FILTRATION IP, INC.
Reel/Frame 050434/0873 →