Bird feeder
US4246869A · kind A · utility
26Cited by
5References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 9, 1979 |
| Grant date | Jan 27, 1981 |
| Priority date | — |
| Expiry date | Aug 9, 1999 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01K39/012
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The bird feeder includes an elongated plastic tank having a series of axially spaced groups of feeding apertures about its periphery. The tank is sandwiched between base and top members, the top member including an access aperture and cover for filling it with food. Positioned about the exterior of the tank are a series of vertical perches on which the birds can perch in generally sideways fashion to eat.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.