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Патент USA US2128535

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Aug- 30, 1938-
G. D. LINDSTROM :1- AL
v2,128,535
LATCH OPERATING MEANS
Original Filed Feb. 20, 1935
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INVENTORS
BY
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Patented at... 30, was
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32.128535
' UNITED STATESPATE-N'i‘s; OFFICE
‘2.128.535 ’
“ anon OPERATING mums
George D. Lindstrom and Edwin‘ North; Rockford,
~ _ lll., assignors to National Lock 00., Rockford,
Ill., a corporation of Illinois
'
Original application February 20,1935, Serial
No. 7,380. Divided and this application Sep
tember 3, 1938, Serial No. 99,201
11 Claims.
(01. 292-166)
,
‘This invention is a division of applicants’ co- _ tion substantially midway between its two extrem
pending application, Serial No. ‘7,380, filed Feb-_
points of movemen .
ruary 20. 1935, on a Door latch mechanism.
-
.
The plate 58 is adapted to be brought into en
This invention relates to certain novel improve- gagement with the head SI of a pin 59’ by action
5 ments in latch operating means,jand has for its of‘ the bearing rollers 55‘ or 55 upon the plate 58; 5
principal object the provision of an improved con-' This pin 59' is slidably mounted in a- bearing
struction of this character which will be highly [ sleeve 6i’ formed in the bracket structure 50 and
e?lcient ‘in use and economical in manufacture. is connected by a‘ threaded bearing portion 49
A further object of the‘invention is to provide thereof to a button element 41. It is through the
10 a latch operating mechanism which is operated slidable movement of the pin 59' and its associated 10
by a pull or push movement on a handle or lever partsthat latch operating movement is imparted
operatively associated with a latch structure.
by the handle mechanism.
» A still further object of the invention is the pro-
I
_ - The latch operating mechanismshown in Fig. 1
vision of o: latch operating mechanism for a door maybe positioned as shown in Fig. 3 by pressing
in which the handle - operated latch operating‘ the handle 54 inwardly (clockwise Fig. 1), where- 15
mechanism is completely concealed from view, upon the roller 58 will act upon theypivcted plate
thereby exposing only the latch bolt and its keeper 58 to urge the latter against the head SI of the pin
plate.
‘
.
59', thereby imparting latch operating movement
Other objects will appear hereinafter.
by means of the button 41. By pulling the handle
20 The invention consists in the novel combination 54 outwardly (counterclockwise, Fig. ,1), the roller 20
and arrangement of parts to be hereinafter de- 55 will act upon the pivoted plate 58 to urge the
scribed and claimed.
.latter against the head 6i, as shown in Fig. 4; the
The invention will be best understood by :ef- latch operating movement of the pin 50’ being the
erence to the accompanying drawing, showin'; the Same in both instances
25 preferred formof construction, and in which:
While we have illustrated and described the, 25
Fig. 1 is a side elevational view, partly in sec-‘ preferred form of construction for carrying our
tion, showing the new door latch operating means invention into e?ect, this is capable of variation
in normal position;
"
.
.
_
and
modification without departing from ' the
Fig. 2 is a front elevational view of the same; - spirit of the invention.
30
Fig. 3 is a fragmentary side’ elevational view
showing the new door latch operating handle in
one of its two latch operating positions; and
Fig. 4 is a fragmentary side elevational view
'
showing the new latch operating means in an-
35 other of its latch operating positions.
‘
A bracket structure 50 is provided to secure the
new latch operating means to the closure member _
with which it is to be associated; the connection
being accomplished through the medium of screw
40 elements which are disposed through the openings
'
5i. This bracket structure provides spaced ears
We. therefore. do not
Wish to be limited to the precisedetalls 01' 00n- 30
struction set forth, but desire to avail ourselves
of such lid-118310115 and mvdi?catlons 95 come
Withlli the SO0Pe~0f the appended claims
Having» thus described our invention. What We
claim as new and desire to protect by Letters 35
Patent 18!
1. A latch-operating device including a support.
a handle pivotally mounted on said support 101'
unlatching operation in opposite directions, an
intermediate latch-‘operating lever pivotally i0
mounted on said Support in a Position i>0 he en
52, and pivotally supported by these ears 52 be-
Edged and pivoted in a Particular direction by
tween the latter by means of a pintle 53 is a handle
Plvpml 'mwement of said handle in either of Said
54. This handle 54 provides oppositely disposed
45 rollers or bearing elements 55 and 55 carried by
the handle throu h the medium f mt S 5-I n
5~|._
g
o p
1e.
a d
°pp°slte dlrectmns- mgethel‘ with 9' recipmcably
movable latch'opemtmg element Positioned for 45
operative engagement and movement in said par
ticular direction by said intermediate operating
' These roller elements 55 and 55 are adapted tov levzirh htchwpemtmg mechanism comprising a
have alternate engagement with a plate 58 plv-
6O
~
_
otally supported from a pintle 59 carried by the - l?zgtg?gagggseg'g?? : cfé?rggagre
.ears 52-
This' Plate, 58 i§_ operated upon by a
as a door or the like, a handle pivotally mounted
spring element 60 supported by the pintle 59. and
upon the ‘said supporting member and movable
is urged by this Spring to bear against the roller“ elements to retain the handle element 54 in a posi-
50
into latch-releasing position in either of two op
posite directions, a member pivotally mounted It
E
amaeso
upon the said supporting member and having a
portion ,engageable with the said latch-operating
member, a pair of rollers carried by the said
handle and arranged on opposite sides of the piv
otal mounting of the latter and engageable selec
tively 'with said fourth-named member so as to
move the said portion of the-latter into engage
ment with the ‘said bearing elements so as to move
the said handle into its normal position sub
stantially midway between the limits of its move
ment.
-
6. Latch-operating
mechanism
including ‘ a 5
ment with said latch-operating member, and
means normally urging the said fourth-named
mounting for attachment to a door, a handle
pivoted at one end on said mounting and being
movable in opposite directions to operate a latch,
a latch-operating member supported by said
as to move the said handle into its normal or in
mounting, an intermediate operating lever piv 10
device which includes a latch operating member,
for engagement by portions of said handle when
H) member into engagement with the said rollers so
l effective position substantially midway between oted at one of its ends on said mounting member
and having an opposite end operatively engaging
the limits of its movement.
3. A latch-operating mechanism for a latching _ said latch-operating member and being disposed
said latch-operating mechanism comprising a
support adapted to be secured to a closure member
such as a door or the like, a handle pivotally
the latter is moved in either of its latch-operating
directions.
-
7. Latch-operating mechanism including a
mounted upon the said support andmovable into
mounting for attachment to a door, a handle
directions, a member pivotally mounted upon the
said support and having a portion engageable with
the said latch-operating member so as to move
the latter into latch-releasing position, a pair of
movable in opposite directions to operate a latch, 20
a latch-operating member supported by said
latch-releasing position in either of two opposite . pivoted at one end on said mounting and being
bearing elements carried by the said handle and
30
arranged on opposite sides of the said pivotal
mounting of said handle and engageable selective
ly with the said third-named member so’ as to
move the said portion of the latter into engage
ment with said latch-operating member, and
means normally urging the said third-named
member into engagement with'sald bearing ele
ments so as to move the said handle into its nor
mal position substantially midway between the
limits of its movement.
4. A latch-operating mechanism comprising a
mounting, an intermediate operating lever piv
oted at one of its ends on said mounting member
and having an opposite end operatively engag
ing said latch-operating member and being dis- 7 -
posed for engagement by portions of said handle
when the latter is moved in either of its latch
operating directions, together with spring means
for said intermediate lever and operable to urge
the same against said handle and maintain the
latter in a position substantially intermediate
its opposite latch-operating positions.
stantially elongated support adapted for attach
ment to a closure, 8. latch-operating member
latch-operating member, a supporting member
mounted for reciprocable movement near an end
adapted to be secured to a closure member such
as a door or the like, a handle pivotally mounted
intermediate operating lever pivotally mounted
upon the said supporting member and movable
into latch-releasing position in either of two op
posite directions, a member pivotally mounted
upon the said supporting member and having a
portion engageable with the said latch-operating
45 member so as to move the latter into latch
releasing position, .a pair of rollers carried by the
said handle and arranged on opposite sides of
the pivotal mounting of the latter, and engage
able selectively with‘sald fourth-named member
so as to move the said portion of the latter into
engagement with said latch~operating member,
and a spring normally urging said fourth-named
7
8. Latch-operating means including a sub
of said support and laterally of the same,‘ an
at an opposite end of said support and being
engageable with said latch-operating member to 40
move the latter in a direction outwardly of the
support, a handle mounted at an end on said
support at a point between said operating mem
ber and the pivoted end of said intermediate
lever and movable pivotably in opposite direc
tions against said intermediate lever to move said
latch-operating member in the manner aforesaid.
9.-Latch-operating means including a substan
tially elongated support adapted for attachment
to a closure, at latch-operating member mounted
for reciprocable movement near an end of said
support and laterally of ‘the same, an intermedi
member into engagement with the said rollers so ‘ ate operating lever
pivotally mounted at an op-'
as to move the said handle into its normal or
ineffective position substantially midway between
the‘ limits of its movement.
5. A latch-operating mechanism for a latch
ing device which includes a latch-operating mem
ber, said latch-operating mechanism compris
60 ing a support adapted to be vsecured to a closure
member such as a door or the like, a handle
pivotally mounted upon the said support and
movable into latch-releasing positionineither
of two opposite directions, a member pivotally
mounted upon the ‘said support and having a
portion engageable with the said latch-operating
posite end of said support and being engageable
with said latch-operating member to move the
latter in a direction outwardly of the support, a
handle mounted at an end on said support at a
point between said operating member and the
pivoted end of said intermediate lever and mov
able pivotably- in opposite directions against said
intermediate lever to move said latch-operating
member in the manner aforesaid, and spring
means normally urging said intermediate lever
back against said end of the handle member to
maintain the latter in a position, substantially
member so as to move the latch into latch-releas
intermediate its two latch-operating positions. ‘
ing position, a pair of bearing elements carried
by the said handle and arranged on opposite
sides of the said pivotal mounting of the said
handle and engageable selectively with the said
elongated latch-operating lever pivotally mounted
third-named member so as to move the said por
tion of the latter into engagement with said
latch-operating member, and a spring normally
urging said third-named member into engage
60
10. Lat h-operating means including a sup
port for ttachment'toa closure or the like, an
near-Tone or its ends on said support, a handle 70
member pivotally mounted on said support with
its pivotal axis extended collaterally with the
pivotal axis of-said lever and at a position at one
side-of saidlever between'the ends thereof in
such manner j that pivotal movement of said 75
mousse!
handle in opposite directions wiii eiiect been-in:
engagement oi’ parts of the handle, on substan
tially opposite sides of its own pivotoi
.
against said lever to pivot the'iatter in a, par
ticuior direction, latch mechanism on said cio
and including a. movable mick-operating eiement
arranged with respect to said support so as to
in tile
~ tion oi’ migrate
element, said iever it;
{~
ogoinst eeiei actuating eiement at o int remote
from time pivotei axis oi the iever; and a handle
etructure pivotaiiy mounted on seici support with
its pivotei em extended ooiioteiy to that of
said lever and so
itioneci and arranged that
pivotoi movemeet oi said iiane structure in
position said element in~ the path oi movement opposite directions wiii oeuee ports on substan
of said lever in said particular direction ion tially opposite sides oi‘ the pivotoi
oi said
operative engagement and actuation by the handle structure to bear against portions of said
letter.
_
1i. Mich-operating means ior use with oioo
mes equipped with latch mechanism of the type
10
ievez' iocote? in the region at one side of the
pivotal axis thereof toward said actuating ele
ment, whereby the iotter may be moved in one
having a reciprocabie actuating‘ element, said 'particuiar direction by pivotal movement of the 15
operating means comprising: a, support adapted hamiie in either direction.’
for mounting on said closure adjacent 3am actu
en intermediate operating lever
. sting element;
pivotoiiy mounted voi; said support {02' movement
GEOE n. I ’
M.
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