GB1295024A - - Google Patents

Info

Publication number
GB1295024A
GB1295024A GB1295024DA GB1295024A GB 1295024 A GB1295024 A GB 1295024A GB 1295024D A GB1295024D A GB 1295024DA GB 1295024 A GB1295024 A GB 1295024A
Authority
GB
United Kingdom
Prior art keywords
sleeve
locking boss
locking
adjacent
boss
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.)
Expired
Application number
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 filed Critical
Publication of GB1295024A publication Critical patent/GB1295024A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C5/00—Constructions of non-optical parts
    • G02C5/14—Side-members
    • G02C5/20—Side-members adjustable, e.g. telescopic

Abstract

1295024 Spectacles MINE SAFETY APPLIANCES Co 19 April 1971 [4 March 1970] 23056/71 Heading G2J An adjustable length temple comprises a sleeve 3 having a rear end that is open and a front end formed for attachment to an eyeglass frame, and a top and a bottom and opposite sides; a headengageable temple member 4 having a front end portion fitting in the sleeve and slidable lengthwise therein, the front end of the member within the sleeve being provided with a longitudial slot 7 separating it into upper 8 and lower 9 prongs, one prong 9 being provided with a laterally projecting boss 11 adjacent its free end pressed tightly against the adjacent side of the sleeve, the other prong 8 being provided with a locking boss 10 adjacent its free end the wall of the sleeve beside the locking boss being provided with a row of longitudinally spaced recesses 13 for receiving the locking boss, the locking boss normally extending into one of these recesses and locking the member and sleeve together in telescoped relation. The sides of the prongs opposite to the bosses preferably converge towards the front of the temple member when it is outside the sleeve.
GB1295024D 1970-03-04 1971-04-19 Expired GB1295024A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1637470A 1970-03-04 1970-03-04

Publications (1)

Publication Number Publication Date
GB1295024A true GB1295024A (en) 1972-11-01

Family

ID=21776799

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1295024D Expired GB1295024A (en) 1970-03-04 1971-04-19

Country Status (4)

Country Link
CA (1) CA938819A (en)
DE (1) DE2110225C3 (en)
FR (1) FR2084190A5 (en)
GB (1) GB1295024A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2202961A (en) * 1987-03-20 1988-10-05 Lunetterie Sa Int Adjustable side arm for spectacle frames
US5133595A (en) * 1989-12-28 1992-07-28 Marwitz & Hauser Gmbh Length-adjustable spectable temple
US5668619A (en) * 1994-11-15 1997-09-16 Etablissements Bolle Device for locking an interchangeable, length-adjustable spectacle side-piece

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2202961A (en) * 1987-03-20 1988-10-05 Lunetterie Sa Int Adjustable side arm for spectacle frames
GB2202961B (en) * 1987-03-20 1990-06-06 Lunetterie Sa Int Adjustable side element for spectacle frames
US5133595A (en) * 1989-12-28 1992-07-28 Marwitz & Hauser Gmbh Length-adjustable spectable temple
US5668619A (en) * 1994-11-15 1997-09-16 Etablissements Bolle Device for locking an interchangeable, length-adjustable spectacle side-piece

Also Published As

Publication number Publication date
FR2084190A5 (en) 1971-12-17
CA938819A (en) 1973-12-25
DE2110225B2 (en) 1974-10-10
DE2110225A1 (en) 1971-09-30
DE2110225C3 (en) 1975-05-22

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees