CA1289172CCA000533337ACA533337ACA1289172CCA 1289172 CCA1289172 CCA 1289172CCA 000533337 ACA000533337 ACA 000533337ACA 533337 ACA533337 ACA 533337ACA 1289172 CCA1289172 CCA 1289172C
Authority
CA
Canada
Prior art keywords
lead rod
stationary
metal
movable
cylinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Meidensha Corp
Original Assignee
Meidensha Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP7886686Aexternal-prioritypatent/JPH0719511B2/ja
Priority claimed from JP61093079Aexternal-prioritypatent/JPS62249326A/ja
Priority claimed from JP9308086Aexternal-prioritypatent/JPH0719518B2/ja
Application filed by Meidensha CorpfiledCriticalMeidensha Corp
Application grantedgrantedCritical
Publication of CA1289172CpublicationCriticalpatent/CA1289172C/fr