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.)
Expired
Application number
GB756434A
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.)
GUSTAV ADOLF BOETTCHER
Original Assignee
GUSTAV ADOLF BOETTCHER
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
Application filed by GUSTAV ADOLF BOETTCHERfiledCriticalGUSTAV ADOLF BOETTCHER
Priority to GB756434ApriorityCriticalpatent/GB422747A/en
Publication of GB422747ApublicationCriticalpatent/GB422747A/en
D05B11/00—Machines for sewing quilts or mattresses
Landscapes
Engineering & Computer Science
(AREA)
Textile Engineering
(AREA)
Sewing Machines And Sewing
(AREA)
Abstract
422,747. Rectilinear-motion bearings. BOETTCHER, G. A., 20, 22nd Street, Long Island City, New York, U.S.A. March 9, 1934, No. 7564. [Class 12 (i)] [See also Group VII] A mounting for reciprocating bars comprises serrated concave faces 126 of an outer ball race 117 which engage the screwed ends of the bars.
GB756434A1934-03-091934-03-09Improvements in or relating to multi-needle sewing machines
ExpiredGB422747A
(en)