Bird feeder
US4102308A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Sep 8, 1976 |
| Grant date | Jul 25, 1978 |
| Priority date | — |
| Expiry date | Sep 8, 1996 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01K39/0113
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A bird feeder construction adjustable for feeding birds exhibiting all kinds of feeding behavior patterns including, for example, birds which feed while perched and birds which feed while in a clinging position. In general the construction includes a feed assembly having a container portion and a platform portion, the container including an open top defining an upper feed access for nonclinging or perch type feeding birds and the platform provided with a plurality of openings forming lower feed access openings for small cling feeding type birds. In addition, a hood member is provided so as to protect the feed assembly from the elements and unwanted species including large birds, squirrels, and the like. Also, means are provided for enabling the feed assembly to be independently pivotally movable with respect to the hood member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.