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US 12,441,569 B2Granted
Variable tension film dispenser with locking feature
AssigneeGlobal Film Source LLC
InventorJohannes Blok
Life of this patent
Estimating the term…
Abstract
A variable tension control film dispenser with a locking mechanism that is manually activated by squeezing pressure on the outside of the skin against a mandrel or extended core.
Claims18
A device for stopping the release of a wrapping material film from a stretch wrap dispenser comprising:
- a flexible skin;
- a mandrel or extended core that is placed within said flexible skin;
- a locking mechanism that stops said release of said wrapping material film from said stretch wrap film dispenser;
- wherein one side of said mandrel is configured to be wedged inside a core of said stretch wrap film;
- a second side of said mandrel comprising ridges on outside along length of said mandrel;
- said flexible skin comprising ridges on inside of said skin that is configured to lock behind said ridges on said mandrel when said skin is squeezed creating said locking mechanism.
3 more elements
A device for stopping the release of a wrapping material film from a stretch wrap dispenser comprising:
- a flexible skin;
- a mandrel or extended core that is placed within said flexible skin;
- a locking mechanism that stops said release of said wrapping material film from said stretch wrap film dispenser;
- wherein one side of said mandrel is configured to be wedged inside a core of a stretch wrap film;
- a second side of said mandrel comprising ridges on outside along length of said mandrel;
- said flexible skin comprising slots on inside of said skin that is configured to lock into said ridges on said mandrel when said skin is squeezed creating said locking mechanism.
3 more elements
A device for stopping the release of a wrapping material film from a stretch wrap dispenser comprising:
- a flexible skin;
- a mandrel or extended core that is placed within said flexible skin;
- a locking mechanism that stops said release of said wrapping material film from said stretch wrap film dispenser;
- wherein one side of said mandrel is configured to be wedged inside a core of a stretch wrap film;
- a second side of said mandrel comprising slots on outside along length of said mandrel;
- said flexible skin comprising ridges on inside of said skin that is configured to lock into said slots on said mandrel when said skin is squeezed to create a locking mechanism.
3 more elements
Dependencies are inferred from the claim text.