发明授权
US5368947A Method of producing a slip-resistant substrate by depositing raised, bead-like configurations of a compatible material at select locations thereon, and a substrate including same 失效
通过在其上的选定位置沉积相容材料的凸起的珠状构造来制造防滑衬底的方法,以及包括其的衬底

  • 专利标题: Method of producing a slip-resistant substrate by depositing raised, bead-like configurations of a compatible material at select locations thereon, and a substrate including same
  • 专利标题(中): 通过在其上的选定位置沉积相容材料的凸起的珠状构造来制造防滑衬底的方法,以及包括其的衬底
  • 申请号: US744199
    申请日: 1991-08-12
  • 公开(公告)号: US5368947A
    公开(公告)日: 1994-11-29
  • 发明人: Paul E. Denney
  • 申请人: Paul E. Denney
  • 申请人地址: PA University Park
  • 专利权人: The Penn State Research Foundation
  • 当前专利权人: The Penn State Research Foundation
  • 当前专利权人地址: PA University Park
  • 主分类号: B23K26/34
  • IPC分类号: B23K26/34 C23C4/12 C23C24/10 C23C26/02 B22F7/04
Method of producing a slip-resistant substrate by depositing raised,
bead-like configurations of a compatible material at select locations
thereon, and a substrate including same
摘要:
An article having a slip-resistant surface and method of producing the same includes metallurgically bonding raised bead-like configurations of a compatible material at select locations on the article surface. The method includes injecting, substantially simultaneously with projecting a high power radiant energy beam, powder particles into a portion of the beam lying a distance away from the point of impingement on the surface portion of the article. The particles interact with the beam for a time period sufficient to cause at least partial melting of a substantial number of particles which are then transported to a selected point on the surface portion. The partially melted particles, along with completely and/or any substantially unmelted particles, are allowed to bond with the surface material thereby forming a raised configuration thereon. The process is repeated for forming another raised configuration at another selected location on the surface portion for thereby forming a slip-resistant article. The configurations include an upright portion of substantially all sintered particles and extending a substantial distance above the surface portion, and an anchor portion which is embedded a slight distance into the surface portion and includes a weld of the base material uninterrupted with the sintered particles. The anchor portion has a height dimension which is substantially less than the height dimension of the configuration.
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