Bird feeder having a non-rotatable perch with protective sleeves
US5215039A · kind A · utility
59Cited by
7References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 6, 1992 |
| Grant date | Jun 1, 1993 |
| Priority date | — |
| Expiry date | Aug 6, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01K39/012
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A bird feeder having a feeder unit for retaining seed and the like is provided with a perch of polygonal cross section that is tightly retained in the wall of the feeder unit. A soft pliable surface is provided on the perch that is apparently more appealing to the birds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.