US2326540A - Fastener driving tool - Google Patents

Fastener driving tool Download PDF

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Publication number
US2326540A
US2326540A US397788A US39778841A US2326540A US 2326540 A US2326540 A US 2326540A US 397788 A US397788 A US 397788A US 39778841 A US39778841 A US 39778841A US 2326540 A US2326540 A US 2326540A
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US
United States
Prior art keywords
handle
driving member
spring
driving
fastener
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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 - Lifetime
Application number
US397788A
Inventor
Krantz Helen
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.)
HENRY A TORSTENSON
VALENTINE PEARSON
Original Assignee
HENRY A TORSTENSON
VALENTINE PEARSON
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 HENRY A TORSTENSON, VALENTINE PEARSON filed Critical HENRY A TORSTENSON
Priority to US397788A priority Critical patent/US2326540A/en
Application granted granted Critical
Publication of US2326540A publication Critical patent/US2326540A/en
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25CHAND-HELD NAILING OR STAPLING TOOLS; MANUALLY OPERATED PORTABLE STAPLING TOOLS
    • B25C5/00Manually operated portable stapling tools; Hand-held power-operated stapling tools; Staple feeding devices therefor
    • B25C5/10Driving means

Description

Aug. 10, 1943. E. KRANTZ FASTENER DRIVING TOOL Filed June 12, 1941 2 Shets-Sheet 1 fling l s Il] s- Aug. 10, 1943. E. KRANTZ 2,326,540

I FASTENER DRIVING TOOL -F11ed June 12, 1941 2 sheets-shee 2 J/v VEA/Tof? 'vide nQvel, me@

Patented ug. 1), 1943 @01am (c1. 1449) in general. way Qi ihs nai other mmfe s iieQii Okie and Cperatonfo the improyeditooit. A` preferredY .embiidiment of.; tho; intention, presented hereinby Wy Qi e;,iexnp11'L1T1cati-o1a,1,? bytfit--, will oi couise-be-appriaftad that-tne-Aimzentioniist Capable of incorporation. injotlget strfuuturakly: 25 modified orms coming eqllgliy Within. the SQQBQ oithfe,appendednclaimsi Y i f Y inv the aQmpanyngdrawings; Y i i Fig. 1; i s a side `View'. of: afastenenidriving tolzf thetook.; Y o .7.

Fig is a fiont-erdivixewwofethietooli;` i 1 1 -Figt i is a Vertical longitudinali section. through.'-

the tool, corresponding. toilig Zibutishowirig tli i A op, varlous parts Just as the spuug-pressed ristener:` f

i drvingxmemben is' about-to handle in inthe toolgiand- Eig. 7 is a similar View of substitute-s1: ring-.` i i l The tool show-n in the drawings lis Wifi'as'is- `known as a compression tackergrtris adaptedto' Y be usedin. driving U-shaped staples'nto wood, cardboardor-other surf-aces; The. tool includes;-

v/ aljdly from ting lower` portion -of .they head, v.5

, giipV i2 Which extendsmearvgardlyff-rom thief.A`

upper portion of;tLiti-lieiicli in,y vertically' spacet,

relation to the staple bar, and anioperaitingj; l

ffirfielvvith whiicii'th. ioreiiiloslt Sia sides of the'head Which constrwztedv in Atocondanne;with .the imtezntioti;Y 30( Fig. 2 is ,a Vertical longtudinaksection through Vrolzttively hetty'f-v 4@ I wiiiQh. ai i compiessin- Spring 2.5;- iisg-Stated the time.h ii, down through the gui@ ay It.; f upper end of. the; 'spring 'l2-45 baars Vag"' ;,inst.th? f guided iniiis motemeiii by ligated-studs fion-i lever 35 and is pivotedat its rear end on a piny 40. Thefrontend of the lever gisprovided with an anti-friction roller 4I against the under surface of the handle I3.

normal or inactive positions of the levers 35V and ,39 are shown in Fig. 2. TheY front endofY which bears The;

the lever 35--which engages with the hook 3k2 .l Y

against. said`Y surface before the driving member on the dog Sil-is urged downwardly bya Vspring 42 which engages with the rear end of the lever fr rl'his spring serves to return the front `end of the lever 35 into hooked engagement with theY dog 30 after the block i5 has moved downwardly,

to drive a staple and also serves to return the Vhandle I3 to its elevated position. Y I n operation the bottomof thetaclcer is placed iiatly against thesurface into which it is desired tof,drive,the"s`taple and the handle I3 is then pressed downwardly toward' suchsurface This movement4 of the handle imparts a generally corresponding movement to,` the underlying lever 3,9,"causing the lever 35 to rook from'the position shown in 1"ig.f2, toV the position shown'inFig'. 4.

"I 'hefrbnt end of the'lever 35`in moving upwardly"carr ies with it 'the driving block i5, progressively Vcon'ipr'essing the spring 25`between the bottom lof `the socket`24 in the 'block and the underrside ofthe cap 2S. As the block l5 approaches vthe upperend of its movement the beveled nose 33 onthe dogil cams against across pin 43fin q the upper portion' 'ofithelhead I= l{,lforcinlg the A hook 32j on'the dog forwardly out from 'engagement witl'i'the'frontA end of" the' rock lever 35.`

Just before this vrelease occurs a protuberance lUl on the underside of the front end of the handle Y I3 movesfintoengagement with the upper surface of the cap 2.5,-forcing the ca'p downwardly a short distance. l further compresses the spring`25 at the instant of release ,andbyoifering additional resistance that the driving takes place.

s Thelpin nis so located with respect to the nose `33 of the' dog 30in the elevated position of This downward movement of thelcap active during all butlthe latter part of the movement of the operating handle.

2. In a device of the character described, a body member adapted to be placed against vthe surface into Ywhich a fastener is to be driven, an operatinghandle on they body member, a spring actuated driving member; aconnection between the handle and the driving member for first elelgylating the driving member and then releasing the l0 same when the handle is moved to operate the device, and-resiliently yieldable means'for refquiring the. body member to be pressed firmly is. released,4 said means remaining inactive during al1 but. the latter part of the movement of the operating handle.

Y 3. In a device of the character described, a body fmember Vadapted vto be placed against the surfaceiinto which a fastener is to be driven, an operating handle on the body member adapted tobe moved in, the direction of said surface, a spring actuated.v driving member, a connection between the" handle andthe driving member for y first elevating'the driving member and then refiol leasing the same when thehandle is moved in said direction, and resiliently yieldable means for resisting movementbf vthe handle'iin said direction justprior'to the 'driving member ybeing released, whereby toinsure the body member being pressed firmly against ysaid surface at the instant the fastener is driven, said' resiliently yieldable means consisting of, a compression spring which also' serves tovactua'te the driving member.

V4. Ina device of the character'described, a

body member, a fastener driving member movably mounted in the body member, a coil spring positioned with one -of f' its ends in engagement with the driving member yfor moving the latter to: drive-a fastener,y afstop for engagement withV ythe other-end of Vthe-spring, and means for reposition in said direction against the resistance cf the "latter astofdefer the tripping action andv Y consequent release-'of the 'driving 'member i5V until after enough pressure has been brought to be'ar bythe handle I3 to cause vthe cap 25 to start yielding downwardly underthe resistance offered by the then already compressed spring 2,5.-5 This insurestheV staple being firmly, evenly andjfully driveninto the-surface,"- f y -v-Wlfiat iseclaim'ed is: f Y

` r1'."In a'device `of the character described,fa'v

body member adapted to 'be vplaced against the surface intowhicha fastener is tobe driven, an operating handle on the Vbody member adapted to be'movedin the direction of said surface;` a-` Y springactuated driving member, a connection be-g. tween the handle and the' driving member for',

firstv elevating the driving vmember andv thenV releasing the.- same when the handle is movedjnsaid'direction, andv resiliently yieldable mean'slfor` the spring into an unlockedfposition in which it may be'removed'sidewise, whereby to expose and 50 'Y permit ready removal ofj the spring.

rnadeviceof'the character described,` a

body member, a fastener driving member movf drive affastener, astop for engagement with the other, end.' of thespring, vand means for retractf ing the fastener driving member toward: the stop l tocompress the .-spring, 'said stop ,consisting'of resisting movement' of the handle in said direc-y tion justprior to the driving member being-re# leased, whereby toinsure the body member beingfa-sheet metal capv on the outside of the body gagement with the studs, said Yslots having locking portionsgwhich extend in the direction in fwhich the fastener driving member moves in driving a `stapleandy having releasing portions Vwhich Opern-laterallywithrespect to the'i'irst mentioned portions, and said cap being depressidepressed, 'whereby to: permit ready removal of' to be moved in the direction of said surface, a'

spring actuated driving member, a connection between the handle and the driving member for rst elevating the driving member and then releasing the same when the handle is moved in 2,326,540 n 'l Y 3 v engageable by the handle and located in the latter portion of the path of movement of the handle for resisting movement of the handle in said direction just prior, to the driving member being 5 released, whereby to insure the body member be-V ing pressed rmly against said Ysurface at thev instant the fastener is driven.

HELEN KRANTZ, As Administmtrz' of the Estateoof Edward said direction, and resiliently yieldable means 10 Kram/2, Deceased.

US397788A 1941-06-12 1941-06-12 Fastener driving tool Expired - Lifetime US2326540A (en)

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US397788A US2326540A (en) 1941-06-12 1941-06-12 Fastener driving tool

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US397788A US2326540A (en) 1941-06-12 1941-06-12 Fastener driving tool

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US2326540A true US2326540A (en) 1943-08-10

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Cited By (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2437039A (en) * 1945-03-16 1948-03-02 Hotchkiss Realty Corp Staple driving implement
US2492509A (en) * 1945-10-30 1949-12-27 Vandervieren Aime Albert Stapling machine
US2617096A (en) * 1948-08-06 1952-11-11 Arrow Fastener Inc Tacker
US2769174A (en) * 1954-06-25 1956-11-06 Norris R Libert Tacking machine
US3913817A (en) * 1973-02-01 1975-10-21 Swingline Inc Fastening element driving tool
EP0254775A1 (en) * 1986-07-31 1988-02-03 Umberto Monacelli Manual fastener driving device
US5165587A (en) * 1991-10-07 1992-11-24 Worktools, Inc. Manual staple gun
US5335838A (en) * 1991-11-19 1994-08-09 Acco-Rexel Group Services Plc Stapling machine
US5335839A (en) * 1993-08-13 1994-08-09 Stanley-Bostitch, Inc. Spring actuated fastener driving tool
US5364000A (en) * 1993-04-14 1994-11-15 Stanley-Bostitch, Inc. Stapling plier
US5407118A (en) * 1993-06-10 1995-04-18 Worktools, Inc. Forward acting, staple machine with passive release
EP0698448A1 (en) 1994-08-12 1996-02-28 Black & Decker Inc. Manually operated fastening device
US5664722A (en) * 1992-06-17 1997-09-09 Worktools, Inc. Forward acting, forward grip, staple machine
US5699949A (en) * 1996-08-09 1997-12-23 Worktools, Inc. Heavy duty forward acting stapling machine
US5765742A (en) * 1996-08-09 1998-06-16 Marks; Joel Steven Light duty, forward acting stapling machine
US6789719B2 (en) 2002-11-01 2004-09-14 Arrow Fastener Co., Inc. Forward acting stapler with unique linkage
US20070022859A1 (en) * 2000-06-30 2007-02-01 Acco Brands Usa Llc High mechanical advantage punch
US20070023473A1 (en) * 2005-07-14 2007-02-01 Peigen Jiang Spring-powered stapler
US20070034664A1 (en) * 2005-07-30 2007-02-15 Peigen Jiang Spring-powered stapler
US20070227286A1 (en) * 2005-09-08 2007-10-04 Acco Brands Usa Llc Paper tool drive linkage
US20070267460A1 (en) * 2006-05-16 2007-11-22 Lmn Solutions, Inc. Fastening device
US7395955B2 (en) 2006-01-06 2008-07-08 Staples The Office Superstore, Llc Stapler
US20080223902A1 (en) * 2007-03-15 2008-09-18 Eric Tsai Easy stapler
US20080237293A1 (en) * 2005-02-25 2008-10-02 Yoshiyuki Ebihara Stapler
US20090038815A1 (en) * 2007-08-07 2009-02-12 National Energy Technology Co., Ltd. Power hand tool
US20090120993A1 (en) * 2005-06-17 2009-05-14 Acco Brands Usa Llc Stapler
US7540400B2 (en) 2006-01-06 2009-06-02 Staples The Office Superstore, Llc Stapler having a moveable strike plate with lockout mechanism
US20090151532A1 (en) * 2007-12-12 2009-06-18 Acco Brands Usa Llc Paper processing tool with three-lever actuation
US20090159632A1 (en) * 2007-12-21 2009-06-25 Peigen Jiang Safety apparatus for spring powered staplers
US20090159638A1 (en) * 2007-12-21 2009-06-25 Peigen Jiang Spring powered stapler
FR2925381A1 (en) * 2007-12-19 2009-06-26 Maped Soc Par Actions Simplifi Punching tool e.g. stapler, for cardboard plate, has swing bar mounted between actuating cover and punch, where bar has rear end cooperating with tripper mounted under cover and front end connected permanently to punch
US7942298B2 (en) 2005-09-08 2011-05-17 Acco Brands Usa Llc Paper processing tool with force reducing drive arrangement
US20120031945A1 (en) * 2004-12-10 2012-02-09 Quad Iii, Llc Stapler With Leaf Spring Actuation Mechanism
US8453903B2 (en) 2006-01-30 2013-06-04 Worktools, Inc. High-start spring energized stapler
US20150014013A1 (en) * 2011-12-23 2015-01-15 Robert Bosch Gmbh Electrically Operable Machine Tool
US8978952B2 (en) 2012-03-05 2015-03-17 Worktools, Inc. Power spring configurations for a fastening device

Cited By (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2437039A (en) * 1945-03-16 1948-03-02 Hotchkiss Realty Corp Staple driving implement
US2492509A (en) * 1945-10-30 1949-12-27 Vandervieren Aime Albert Stapling machine
US2617096A (en) * 1948-08-06 1952-11-11 Arrow Fastener Inc Tacker
US2769174A (en) * 1954-06-25 1956-11-06 Norris R Libert Tacking machine
US3913817A (en) * 1973-02-01 1975-10-21 Swingline Inc Fastening element driving tool
EP0254775A1 (en) * 1986-07-31 1988-02-03 Umberto Monacelli Manual fastener driving device
AU665215B2 (en) * 1991-10-07 1995-12-21 Worktools, Inc. Manual staple gun
WO1993006970A1 (en) * 1991-10-07 1993-04-15 Worktools, Inc. Manual staple gun
US5328075A (en) * 1991-10-07 1994-07-12 Worktools, Inc. Manual staple gun
US5165587A (en) * 1991-10-07 1992-11-24 Worktools, Inc. Manual staple gun
US5335838A (en) * 1991-11-19 1994-08-09 Acco-Rexel Group Services Plc Stapling machine
US5664722A (en) * 1992-06-17 1997-09-09 Worktools, Inc. Forward acting, forward grip, staple machine
US5364000A (en) * 1993-04-14 1994-11-15 Stanley-Bostitch, Inc. Stapling plier
EP0702616A1 (en) * 1993-06-10 1996-03-27 Worktools, Inc. Forward acting, staple machine with passive release
US5407118A (en) * 1993-06-10 1995-04-18 Worktools, Inc. Forward acting, staple machine with passive release
US5427299A (en) * 1993-06-10 1995-06-27 Worktools, Inc. Forward acting, staple machine with passive release
EP0702616A4 (en) * 1993-06-10 1996-11-06 Worktools Inc Forward acting, staple machine with passive release
US5335839A (en) * 1993-08-13 1994-08-09 Stanley-Bostitch, Inc. Spring actuated fastener driving tool
US5497932A (en) * 1994-08-12 1996-03-12 Emhart Inc. Manually operated fastening device
EP0698448A1 (en) 1994-08-12 1996-02-28 Black & Decker Inc. Manually operated fastening device
US5699949A (en) * 1996-08-09 1997-12-23 Worktools, Inc. Heavy duty forward acting stapling machine
US5765742A (en) * 1996-08-09 1998-06-16 Marks; Joel Steven Light duty, forward acting stapling machine
US5988478A (en) * 1996-08-09 1999-11-23 Worktools, Inc. Light duty, forward acting stapling machine
US20070022859A1 (en) * 2000-06-30 2007-02-01 Acco Brands Usa Llc High mechanical advantage punch
US6789719B2 (en) 2002-11-01 2004-09-14 Arrow Fastener Co., Inc. Forward acting stapler with unique linkage
US20040238592A1 (en) * 2002-11-01 2004-12-02 Ilya Shor Forward acting stapler with unique linkage
US7097088B2 (en) 2002-11-01 2006-08-29 Arrow Fastener Co., Inc. Forward acting stapler with unique linkage
US20120031945A1 (en) * 2004-12-10 2012-02-09 Quad Iii, Llc Stapler With Leaf Spring Actuation Mechanism
US20080237293A1 (en) * 2005-02-25 2008-10-02 Yoshiyuki Ebihara Stapler
US7681771B2 (en) 2005-06-17 2010-03-23 Acco Brands Usa Llc Stapler
US20090120993A1 (en) * 2005-06-17 2009-05-14 Acco Brands Usa Llc Stapler
US20070023473A1 (en) * 2005-07-14 2007-02-01 Peigen Jiang Spring-powered stapler
US20070034664A1 (en) * 2005-07-30 2007-02-15 Peigen Jiang Spring-powered stapler
US7243832B2 (en) 2005-07-30 2007-07-17 Peigen Jiang Spring-powered stapler
US7942298B2 (en) 2005-09-08 2011-05-17 Acco Brands Usa Llc Paper processing tool with force reducing drive arrangement
US20070227286A1 (en) * 2005-09-08 2007-10-04 Acco Brands Usa Llc Paper tool drive linkage
US7584878B2 (en) * 2005-09-08 2009-09-08 Acco Brands Usa Llc Paper tool drive linkage
US7395955B2 (en) 2006-01-06 2008-07-08 Staples The Office Superstore, Llc Stapler
US7540400B2 (en) 2006-01-06 2009-06-02 Staples The Office Superstore, Llc Stapler having a moveable strike plate with lockout mechanism
US8453903B2 (en) 2006-01-30 2013-06-04 Worktools, Inc. High-start spring energized stapler
US8118205B2 (en) * 2006-05-16 2012-02-21 Lmn Solutions, Inc. Fastening device
US20070267460A1 (en) * 2006-05-16 2007-11-22 Lmn Solutions, Inc. Fastening device
US20080223902A1 (en) * 2007-03-15 2008-09-18 Eric Tsai Easy stapler
US7644849B2 (en) * 2007-03-15 2010-01-12 Apex Mfg. Co., Ltd. Effort-saving stapler
US20090038815A1 (en) * 2007-08-07 2009-02-12 National Energy Technology Co., Ltd. Power hand tool
US8122805B2 (en) 2007-12-12 2012-02-28 Acco Brands Usa Llc Paper processing tool with three-lever actuation
US20090151532A1 (en) * 2007-12-12 2009-06-18 Acco Brands Usa Llc Paper processing tool with three-lever actuation
FR2925381A1 (en) * 2007-12-19 2009-06-26 Maped Soc Par Actions Simplifi Punching tool e.g. stapler, for cardboard plate, has swing bar mounted between actuating cover and punch, where bar has rear end cooperating with tripper mounted under cover and front end connected permanently to punch
US7909218B2 (en) * 2007-12-21 2011-03-22 Peigen Jiang Safety apparatus for spring powered staplers
US20090159632A1 (en) * 2007-12-21 2009-06-25 Peigen Jiang Safety apparatus for spring powered staplers
US7823759B2 (en) * 2007-12-21 2010-11-02 Peigen Jiang Spring powered stapler
US20090159638A1 (en) * 2007-12-21 2009-06-25 Peigen Jiang Spring powered stapler
US20150014013A1 (en) * 2011-12-23 2015-01-15 Robert Bosch Gmbh Electrically Operable Machine Tool
US8978952B2 (en) 2012-03-05 2015-03-17 Worktools, Inc. Power spring configurations for a fastening device

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