Unique twelve-different-application umbrella system, having pivotable pole receiver systems, rotatable pole-receiver-locking adjustor system, curved-surface adaptor systems, trailer-hitch adaptor system, and spiral-shovel spike system

摘要

A multi-pet locking-head-and-locking-tail-push-rod pet crate comprises: a handle bridge, a handle channel molded inside the handle bridge for containing grooming tools, handle clasps respectively molded in the handle bridge for fastening poop bags thereto, a top panel, a bottom panel, a left panel, a right panel, a front panel, a rear panel, at least one divider, panel-locking hooks and clamps for hooking and clamping the panels together, a slanted tray for draining urine, urine-storing gutters and ridges molded around the tray for supporting pet paws and for keeping pets away from urine, top and bottom low-friction rails welded to the front panel, multi-position door-glider-locking recesses formed in the bottom low-friction rail for locking the auto-indexing multi-position door gliders and for adjusting horizontal or slanted and stationary or moving positions of the auto-indexing multi-position doors, first and second auto-indexing multi-position doors inserted between the top and bottom low-friction rails, first and second auto-indexing multi-position door gliders respectively cast to the first and second doors for horizontally or slantedly being locked in the multi-position door-glider-locking recesses to horizontally or slantedly lock said first and the second doors in multiple horizontal or slanted and stationary or moving positions, first and second push-rods respectively and movably attached to the first and second doors, first and second door-locking push-rod heads respectively cast to the first and second push-rods for locking the first and second doors together, and first and second multi-position door-locking push-rod tails respectively cast to the first and second push-rods for locking and aligning the first and second doors to the front panel and for adjusting multiple positions of the first and second doors.