|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||193/35MD ; 193/35B ; 16/26|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 14 인용 특허 : 2|
A conveyor ball unit for use in a conveyor track for example for moving freight material comprises a housing accommodating a conveyor ball member supported in a mounting shell member by way of a plurality of mounting balls. The mounting shell member is supported resiliently by spring means. To prevent the mounting shell member with conveyor ball member supported therein tilting in the housing under the effect of a load thereon, upon resilient deflection of the spring, with the result of the conveyor ball member becoming jammed, the conveyor ball member i...
A conveyor ball unit for a conveyor track comprising: a housing defining a recess therein having a center axis and an opening which in a position of use of the conveyor ball unit faces upwardly; a mounting shell means disposed in said recess; a spring means operatively disposed between said mounting shell means and said housing to urge said mounting shell means towards said opening; a plurality of mounting balls disposed on said mounting shell means; a conveyor ball member which is mounted rotatably in concentric relationship with the center axis of said...