公开(公告)号：US11039604B2

公开(公告)日：2021-06-22

申请号：US15881759

申请日：2018-01-27

Applicant: CTB, Inc.

Inventor： H. G. van Dalen ,  Frank Luttels ,  Johannes Albert Donker

IPC: A01K31/14 ,  A01K31/16 ,  A01K31/06 ,  A01K31/10 ,  A01K31/00 ,  A01K31/17 ,  A01K1/00

Abstract: This invention relates to laying nest having a rack drive expulsion system. As disclosed herein, the invention preferably comprises a laying nest for hens comprising a box and a rack drive floor expulsion system. The floor pivotably moves between first and second positions by virtue of a gear rack that is fixedly connected to and disposed within the box, and a gear wheel that is rotatably connected to the floor. Accordingly, the expulsion system provides for the selected removal of hens from the laying nests as desired.

公开(公告)号：US20180249684A1

公开(公告)日：2018-09-06

申请号：US15881759

申请日：2018-01-27

Applicant: CTB, Inc.

Inventor： H.G. van Dalen ,  Frank Luttels ,  Johannes Albert Donker

IPC: A01K31/16

CPC classification number: A01K31/16 ,  A01K1/0029 ,  A01K31/00 ,  A01K31/06 ,  A01K31/10 ,  A01K31/14 ,  A01K31/17

Abstract: This invention relates to laying nest having a rack drive expulsion system. As disclosed herein, the invention preferably comprises a laying nest for hens comprising a box and a rack drive floor expulsion system. The floor pivotably moves between first and second positions by virtue of a gear rack that is fixedly connected to and disposed within the box, and a gear wheel that is rotatably connected to the floor. Accordingly, the expulsion system provides for the selected removal of hens from the laying nests as desired.