| 摘要 |
A cleaning and lubricating apparatus (10) for a dental handpiece (H) or other device includes a handpiece mounting base (20) having a handpiece mounting structure (30); a lubricant reservoir (40); a compressed air chamber (60); a compressed air source connection structure in fluid communication with the compressed air chamber (60) and with the lubricant reservoir (40); a valve pin (72) and a valve pin slide passageway (70) extending from a slide passageway opening in the mounting base (20) to the air chamber (60) and slidably containing the valve pin (72) so that the valve pin (72) has a valve pin exposed end (74) extending outwardly from the mounting base (20) and the valve pin (72) has a valve pin inward end (76) and has a lateral lubricant delivery depression and is fitted with at least one sealing structure (82) positioned at the point along the valve pin (72) at which the slide passageway (70) meets the air chamber (60); a lubricant deposit passageway (90) extending between the lubricant reservoir (40) and the slide passageway (70) for delivering lubricant (L) into the lubricant delivery depression (80). |
