| 发明名称 | Hopper valve for extrusion-based additive manufacturing systems, and methods of use thereof | ||
| 摘要 | A hopper valve for transferring particles from a supply container to a hopper, the hopper valve comprising a valve body coupled to the supply container, a fill tube moveably coupled to the valve body, and a foot member moveably coupled to the fill tube and configured to engage the hopper. | ||
| 申请公布号 | US8955558(B2) | 申请公布日期 | 2015.02.17 |
| 申请号 | US201213525793 | 申请日期 | 2012.06.18 |
| 申请人 | Stratasys, Inc. | 发明人 | Bosveld Michael D.;Bushey John A. |
| 分类号 | B65B1/04 | 主分类号 | B65B1/04 |
| 代理机构 | Westman, Champlin & Koehler, P.A. | 代理人 | Morrison Brian R.;Westman, Champlin & Koehler, P.A. |
| 主权项 | 1. A hopper valve for transferring particles from a supply container to a hopper, the hopper valve comprising: a valve body configured to couple to the supply container and having at least one fill port; a fill tube moveably coupled to the valve body and having at least one slot; a first biasing component configured to bias the fill tube in a first direction relative to the valve body, wherein the at least one slot is configured to align with the at least one fill port when the fill tube is moved against the bias of the first biasing component; a foot member moveably coupled to the fill tube and configured to engage the hopper; and a second biasing component configured to bias the foot member in the first direction relative to the valve body. | ||
| 地址 | Eden Prairie MN US | ||