Patent ID: 8959850
Filing Date: 2015-02-24
Classification: A01K,E06B

Abstract:
1. A tunnel for use with a pet door having an interior frame and an exterior frame located on opposing sides of a structural unit, each of the interior frame and the exterior frame defining a through opening, said tunnel comprising: a first section defining a through opening, said first section adapted to connect to said interior frame such that said interior frame through opening allows entry into said first section through opening, said first section comprising: a second section defining a through opening, said second section adapted to connect to said exterior frame such that said exterior frame through opening allows entry into said second section through opening, said second section telescopically connected to said first section, said second section through opening cooperating with said first section through opening to define a passageway, said second section comprising: wherein said first horizontal wall component first end, said second horizontal wall component first end, said first vertical wall component first end, and said second vertical wall component first end of said first section and said second section each define a first connector; and said first horizontal wall component second end, said second horizontal wall component second end, said first vertical wall component second end, and said second vertical wall component second end of said first section and said second section each define a second connector, said second connectors configured to connect to said first connectors.