Cam lid for drinking vessel
US-2018127164-A1 · May 10, 2018 · US
US10315811B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-10315811-B2 |
| Application number | US-201615240697-A |
| Country | US |
| Kind code | B2 |
| Filing date | Aug 18, 2016 |
| Priority date | Aug 18, 2016 |
| Publication date | Jun 11, 2019 |
| Grant date | Jun 11, 2019 |
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A lid assembly for attachment to a drinking vessel is provided having a camming lever rotatably attached to an upper portion of a lid main body, and a sealing member rotatably attached to a lower portion of lid main body. Rotation of the camming lever between a forward and rearward position in an elongated recess of the lid main body selectively seals and unseals a drinking aperture in the lid main body. A locking member is operable to selectively secure the rotational position of the camming lever when the sealing member is in a sealing position sealing the drinking aperture. A cam axle of the camming lever is removably attachable to an attachment element of the sealing member to transition the lid assembly between a use configuration for drinking and a cleaning configuration in which the lid assembly may be thoroughly cleaned.
Opening claim text (preview).
What is claimed is: 1. A lid assembly for a beverage container, the lid assembly comprising: a lid main body having a drinking aperture, the lid main body including a stationary first cam contact surface; a sealing member pivotally attached to the lid main body and rotatably movable between a sealed position sealing the drinking aperture and an unsealed position unsealing the drinking aperture, the sealing member having a first axle receiver; a camming lever rotatably coupled to the lid main body, the camming lever having a main body portion and a first lever arm extending from the main body portion, a distal end portion of the first lever arm being shaped to form a first cam, the first cam being in sliding engagement with the first cam contact surface of the lid main body, the first lever arm being operably rotatable by rotation of the camming lever to rotate the first cam while in sliding engagement with the first cam contact surface; and a first cam axle laterally extending from the first cam and removably coupled to the sealing member, the sealing member rotatably retaining the first cam axle in the first axle receiver for rotation of the first cam axle and the first lever arm about a stationary axis of rotation relative to the sealing member as the first lever arm is rotate to move the sealing member between the sealed position and the unsealed position, rotation of the first cam while in sliding engagement with the first cam contact surface of the lid main body causing the first cam axle to move the sealing member between the sealed position and the unsealed position. 2. The lid assembly of claim 1 , wherein the lid main body includes a stationary second cam contact surface, and the camming lever includes a second lever arm extending from the main body portion, a distal end portion of the second lever arm being shaped to form a second cam, the second cam being in sliding engagement with the second cam contact surface of the lid main body, the second lever arm being operably rotatable by rotation of the camming lever to rotate the second cam while in sliding engagement with the second cam contact surface to simultaneously rotate the first and second cams to move the sealing member between the sealed position and the unsealed position. 3. The lid assembly of claim 2 , wherein the sealing member includes a second axle receiver and the lid assembly further includes a second cam axle laterally extending from the second cam and removably coupled to the sealing member, the sealing member rotatably retaining the second cam axle in the second axle receiver for rotation of the second cam axle and the second lever arm about a stationary axis of rotation relative to the sealing member as the second lever arm is rotate to move the sealing member between the sealed position and the unsealed position, rotation of the second cam while in sliding engagement with the second cam contact surface of the lid main body causing the second cam axle to move the sealing member between the sealed position and the unsealed position. 4. The lid assembly of claim 3 , wherein the first cam and the second cam are laterally spaced apart on opposite lateral sides of the camming lever. 5. The lid assembly of claim 1 , wherein the lid main body further includes an upwardly projecting lip, and the camming lever further includes a cover portion extending outward from the main body portion of the camming lever in a direction away from the first cam, the cover portion being sized and shaped to extend over and cover the lip from above when the camming lever has moved the sealing member to the sealed position. 6. The lid assembly of claim 1 , wherein the lid main body further includes an upwardly projecting lip, and the camming lever further includes a lip cover portion extending outward from the main body portion of the camming lever in a direction away from the first cam, the camming lever being rotatable between a first position at which the sealing member is in the sealed position and a second position at which the sealing member is in the unsealed position, and the lip cover portion being in position above the lip and covering the lip from above when the camming lever is in the first position. 7. The lid assembly of claim 6 , wherein the lip is a drinking lip adjacent to the drinking aperture and extending along a peripheral edge of the lid main body, the lip extending upwardly and terminating in an upwardly facing lip wall, and the lip cover portion extending over and covering at least a portion of the upwardly facing lip wall from above along the peripheral edge when the camming lever is in the first position. 8. The lid assembly of claim 6 , wherein the lid main body has a cylindrical shape and the lip is a drinking lip adjacent to the drinking aperture and extending along a circumferential edge of the lid main body, the lip extending upwardly and terminating at an upper end in an upwardly facing lip edge wall, the lip cover portion having a concavity in which at least a portion of the upwardly facing lip edge wall is positioned with the lip cover portion extending over and covering from above the at least a portion of the upwardly facing lip edge wall when the camming lever is in the first position. 9. The lid assembly of claim 1 , wherein when the first cam axle is coupled to the sealing member, the lid assembly is in a use configuration in which the camming lever is operable to move the sealing member between the sealed position and the unsealed position, and when the first cam axle is uncoupled from the sealing member, the sealing member is rotatable to a cleaning position spaced apart from and below the unsealed position. 10. The lid assembly of claim 9 , wherein the sealing member remains pivotally attached to the lid main body when in the cleaning position. 11. The lid assembly of claim 1 , wherein the lid main body further includes an upwardly projecting sidewall laterally outward of and adjacent to the first cam and having a slot, and the camming lever further includes a retaining member laterally extending from the first cam and received in the slot to rotatably couple the camming lever to the lid main body and restrain upward movement of the first cam while allowing forward-rearward movement of the first cam as the first cam is rotated to move the sealing member between the sealed position and the unsealed position. 12. The lid assembly of claim 11 , wherein the slot includes an opening permitting the retaining member of the camming lever to be inserted into and removed from the slot, when the first cam axle is uncoupled from the sealing member and the retaining member is removed from the slot, the camming member is separable from the sealing member and the lid main body. 13. A lid assembly for a beverage container, the lid assembly comprising: a lid main body having a drinking aperture, the lid main body including a stationary first cam contact surface; a sealing member pivotally attached to the lid main body and rotatably movable between a sealed position sealing the drinking aperture and an unsealed position unsealing the drinking aperture, the sealing member having an axle receiver; a camming lever rotatably coupled to the lid main body, the camming lever having a main body portion and a first lever arm extending from the main body portion, a distal end portion of the first lever arm being shaped to form a first cam, the first cam being in sliding engagement with the first cam contact surface of the lid main body, the first lever arm being operably rotatable by rotation of the camming lever to rotate the first cam while in sliding engagement with the first cam contact surface; a first c
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