Drum funnel
US5402835A · kind A · utility
22Cited by
14References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 19, 1994 |
| Grant date | Apr 4, 1995 |
| Priority date | — |
| Expiry date | May 19, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB67C2011/20
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A sealable drum funnel is attached onto a drum by threading the device into the larger bung opening of the drum. The sealable drum funnel includes a funnel body having an open top end and an outlet opening at a bottom end thereof. A sealing lid is coupled to the open top end of the funnel body. A drum coupling is attached to the bottom end of the funnel body. The drum coupling includes a threaded exterior on the lower portion thereof, a threaded interior on at least an upper portion thereof and a passage extending through the drum coupling from the outlet opening of the funnel body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.