A tray feeder mechanism comprising a plurality of trays within a tray feeder, each tray including a tray handle, and a gripper positioned within a gripping area defined by the tray handles, wherein the gripper is configured to remove a tray from the tray feeder when the tray feeder stops.
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1. A tray feeder mechanism comprising: a plurality of trays within a tray array, each tray including a tray handle, the tray handles defining a gripping area;a gripper pre-positioned within the gripping area defined by the tray handles;such that the tray array can move vertically within the tray fee
1. A tray feeder mechanism comprising: a plurality of trays within a tray array, each tray including a tray handle, the tray handles defining a gripping area;a gripper pre-positioned within the gripping area defined by the tray handles;such that the tray array can move vertically within the tray feeder mechanism, while the gripper is pre-positioned within the gripping area, enabling the gripper to remove a tray from the tray feeder when the tray feeder stops. 2. The tray feeder mechanism of claim 1, wherein the tray handle comprises two hooked elements, defining an opening and a cavity, the cavity comprising the gripping area. 3. The tray feeder mechanism of claim 2, wherein the opening is to accommodate a puller which moves the gripper. 4. The tray feeder mechanism of claim 1, further comprising: the gripper having two extensions on either side of the gripper, the extensions engaging with the tray handles, to move the tray. 5. The tray feeder mechanism of claim 4, wherein the extensions are closely matched to a shape of the tray handle, having a clearance between 0.1 mm and 10 mm. 6. The tray feeder mechanism of claim 4, wherein the extensions are round and are made of an elastic material. 7. A method of utilizing a tray feeder comprising: loading a plurality of trays into the tray feeder, the plurality of trays comprising a tray array, wherein each of the trays has a handle;pre-positioning a gripper in a gripping area defined by the handles of the trays;when a tray is requested, the tray feeder moving the tray array, so the requested tray is in a loading position, while the gripper is in the gripping area; andthe gripper removing the tray from the tray array when the tray array movement is stopped. 8. The method of claim 7, wherein the tray handle comprises two hooked elements, defining an opening and a cavity, the cavity comprising the gripping area. 9. The method of claim 8, wherein the opening is to accommodate a puller which moves the gripper. 10. The method of claim 7, wherein the gripper has two extensions on either side of the gripper, the extensions engaging with the tray handles, to move the tray. 11. The method of claim 10, wherein the extensions are non-slip. 12. The method of claim 10, wherein the extensions are round and are made of an elastic material. 13. The method of claim 7, further comprising: pulling the tray to a staging area for an assembly station. 14. The method of claim 13, further comprising: returning the tray to an empty slot in the tray array, when the assembly station is done with the tray. 15. A tray feeder system comprising: a tray feeder including a tray array with a plurality of trays, the tray feeder moving trays up and down, the tray feeder having a loading position, where an individual tray in the loading position can be removed from the tray array;a gripping area defined by handles of the plurality of trays;a gripper pre-positioned in the gripping area, when no trays have been removed from the tray array, the tray feeder able to move the trays up and down when the gripper is in the gripping area;wherein the gripper removes the individual tray in the loading position, when the tray array stops moving, and a selected tray is in the loading position. 16. The tray feeder mechanism of claim 15, wherein the tray handle comprises two hooked elements, defining an opening and a cavity, the cavity comprising the gripping area. 17. The tray feeder mechanism of claim 16, wherein the opening is to accommodate a puller which moves the gripper. 18. The tray feeder mechanism of claim 15, further comprising: the gripper having two extensions on either side of the gripper, the extensions engaging with the tray handles, to move the tray. 19. The tray feeder mechanism of claim 18, wherein the extensions are non-slip. 20. The tray feeder mechanism of claim 19, wherein the extensions are round and are made of an elastic material.
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