CA2606354A1 - Hand-held staple gun having a safety device - Google Patents

Hand-held staple gun having a safety device Download PDF

Info

Publication number
CA2606354A1
CA2606354A1 CA002606354A CA2606354A CA2606354A1 CA 2606354 A1 CA2606354 A1 CA 2606354A1 CA 002606354 A CA002606354 A CA 002606354A CA 2606354 A CA2606354 A CA 2606354A CA 2606354 A1 CA2606354 A1 CA 2606354A1
Authority
CA
Canada
Prior art keywords
driver
housing
staple gun
hand
handle
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.)
Granted
Application number
CA002606354A
Other languages
French (fr)
Other versions
CA2606354C (en
Inventor
Ammy Chou
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.)
Welcome Co Ltd
Original Assignee
Welcome Co Ltd
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 Welcome Co Ltd filed Critical Welcome Co Ltd
Publication of CA2606354A1 publication Critical patent/CA2606354A1/en
Application granted granted Critical
Publication of CA2606354C publication Critical patent/CA2606354C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • B25C5/02Manually operated portable stapling tools; Hand-held power-operated stapling tools; Staple feeding devices therefor with provision for bending the ends of the staples on to the work
    • B25C5/0221Stapling tools of the table model type, i.e. tools supported by a table or the work during operation
    • B25C5/0242Stapling tools of the table model type, i.e. tools supported by a table or the work during operation having a pivoting upper leg and a leg provided with an anvil supported by the table or work
    • B25C5/025Stapling tools of the table model type, i.e. tools supported by a table or the work during operation having a pivoting upper leg and a leg provided with an anvil supported by the table or work the plunger being manually operated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Portable Nailing Machines And Staplers (AREA)

Abstract

A hand-held staple gun comprises a housing, a driver, a spring means, a handle, and a sate actuation mechanism. The safe actuation mechanism includes a swing means, a link, and an actuation control rod.
The swing means is pivotally secured to the housing and the link is pivotally connected with the swing means. When the staple gun is not in use, the link cannot engage the driver even if the handle is pressed down, and when the staple gun is in use, the actuation control rod is pressed upward into the housing, so that the actuation control rod pushes the swing means, making the link engage the driver and therefore possible to drive staples out of the staple gun when pressing down of the handle.

Claims (20)

1. A hand-held staple gun, comprising:

a housing, including a left side, a right side and a front side, and defining an internal space which includes an accommodation chamber;

a driver, being movably disposed in the internal space of the housing, and being driven out of the housing by an elastic force;

a spring means, being disposed on the driver so as to provide the driver the elastic force and thus fire staples;

a safe actuation mechanism, including a swing means, a link and an actuation control rod, where the swing means is pivotally secured to the housing, and the link is pivotally connected with the swing means, and the actuation control rod has a first end stretching downward and out of the housing and has a second end pushing upward and touches the swing means;
and a handle, being pivotally secured to the housing and activating the link when pressing down of the handle;

whereby, when the staple gun is not in use, the link cannot engage the driver even if the handle is pressed down, and when the staple gun is in use, the actuation control rod is pressed upward into the housing, so that the actuation control rod pushes the swing means, making the link engage the driver, where the driver, being biased by the spring means, is moved upward when the handle is pressed down, and when the handle is pressed down continuously, the link releases abruptly from the driver, making the driver rush downward so as to drive the staples out of the staple gun, through the help of the elasticity force of the spring means.
2. The hand-held staple gun as claimed in claim 1, wherein the driver is formed with an opening and a support on which the spring means is seated.
3. The hand-held staple gun as claimed in claim 1, wherein the spring means is a compression spring.
4. The hand-held staple gun as claimed in claim 3, wherein the spring means is positioned, in a compressed state, in the accommodation chamber.
5. The hand-held staple gun as claimed in claim 1, wherein a plate, to which a buffer pad is adhered, is firmly secured to the housing in the accommodation chamber.
6. The hand-held staple gun, as claimed in claim 1, wherein the link of the safe actuation mechanism has a first end positioning be.sides the opening of the driver and has a second end mounted with a roller.
7. The hand-held staple gun, as claimed in claim 1, wherein the spring means is a torsion spring, having a first end pressing against the support of the driver.
8. The hand-held staple gun, as claimed in claim 7, wherein a bottom plate is secured to the housing and is provided underneath the support of the driver, where a buffer pad is interposed between the bottom plate and the support.
9. The hand-held staple gun, as claimed in claim 1, wherein the spring means is a leaf spring, having a first end affixed on the driver and a second end secured to the housing.
10. The hand-held staple gun, as claimed in claim 9, wherein a bottom plate is secured to the housing and is provided underneath the spring means, where a buffer pad is interposed between the bottom plate and the spring means.
11. A hand-held staple gun, comprising:

a housing, including a left side, a right side, a first chute having an outlet, and a second chute having an outlet;

a driver being movably received in the first chute of the housing and being driven out of the outlet of the first chute by an elastic force;

a spring means, having a first end fixed in the housing, and having a second end engaging the driver;

a safe actuation mechanism, including a swing means having a first end and a second end, a hook, and an actuation control rod having a first end and a second end, where the swing means is pivotally secured to the housing, and the actuation control rod is movably disposed in the second chute, with its first end stretching downward and out of the outlet of the second chute of the-housing and with its second end touching the first end of the swing means; and a handle, being pivotally secured to the swing means at the second end of the swing means, and the hook being fixed to the handle, with a front end of the hook adjacent to the driver and activating the driver when pressing down of the handle;

whereby, when the staple gun is not in use, the hook cannot engage the driver even if the handle is pressed down, and when the staple gun is in use, the actuation control rod is pressed upward into the second chute, so that the actuation control rod pushes the swing means, making the hook engage the driver, where the driver, being biased by the spring means, is moved upward when the handle is pressed down, and when the handle is pressed down continuously, the hook releases abruptly from the driver, making the driver rush downward so as to drive staples out of the staple gun, through the help of the elasticity force of the spring means.
12. The hand-held staple gun, as claimed in claim 11, wherein the driver is formed with an opening, an engaging hole, and an impact portion at the lower part of the driver, with the second end of the spring means received in the engaging hole of the driver.
13. The hand-held staple gun as claimed in claim 11, wherein the first end of the actuation control rod is sleeved with a cap.
14. The hand-held staple gun as claimed in claim 11, further comprising a torsion spring coaxially fixed, on the housing, with the swing means, wherein one end of the torsion spring biases against the housing and another end against the handle.
15. The hand-held staple gun as claimed in claim 11, wherein the spring means has its first end received and fixed in a recess of the housing.
16. A hand-held staple gun, comprising:

a housing, including a left side, a right side, a first chute having an outlet, and a second chute having an outlet;

a driver being movably received in the first chute of the housing and being driven out of the outlet of the first chute by an elastic force;

a spring means, having a first end fixed in the housing, and having a second end engaging the driver;

a safe actuation mechanism, including a hook, and an actuation control rod having a vertical end movably disposed in and stretching downward out of the outlet of the second chute of the housing and a horizontal end abutting on a rear end of the hook; and a handle, being pivotally secured to the housing, and with the hook pivotally secured to the handle;

whereby, when the staple gun is not in use, the hook cannot engage the driver even if the handle is pressed down, and when the staple gun is in use, the vertical end of the actuation control rod is pressed upward into the second chute of the housing, so that the horizontal end of the actuation control rod pushes the hook, making the hook engage the driver, where the driver, being biased by the spring means, is moved upward when the handle is pressed down, and when the handle is pressed down continuously, the hook releases abruptly from the driver, making the driver rush downward so as to drive staples out of the staple gun, through the help of the elasticity force of the spring means.
17. The hand-held staple gun as claimed in claim 16, wherein the driver is formed with an opening, an engaging hole, and an impact portion at the lower part of the driver, with the second end of the spring means received in the engaging hole of the driver.
18. The hand-held staple gun as claimed in claim 16, wherein the vertical end of the actuation control rod is sleeved with a cap.
19. The hand-held staple gun as claimed in claim 16, further comprising a torsion spring coaxially fixed, on the housing, with the handle, wherein one end of the torsion spring is pressed on the housing and another end on the handle.
20. The hand-held staple gun as claimed in claim 16, wherein the spring means has its first end received and fixed in a recess of the housing.
CA2606354A 2006-10-11 2007-10-09 Hand-held staple gun having a safety device Expired - Fee Related CA2606354C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW095137326 2006-10-11
TW095137326A TW200817143A (en) 2006-10-11 2006-10-11 Nailing gun with safety device

Publications (2)

Publication Number Publication Date
CA2606354A1 true CA2606354A1 (en) 2008-04-11
CA2606354C CA2606354C (en) 2010-06-22

Family

ID=38219156

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2606354A Expired - Fee Related CA2606354C (en) 2006-10-11 2007-10-09 Hand-held staple gun having a safety device

Country Status (5)

Country Link
CA (1) CA2606354C (en)
DE (1) DE102007020838B4 (en)
FR (1) FR2907042A1 (en)
GB (1) GB2442817B (en)
TW (1) TW200817143A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103331731A (en) * 2013-06-19 2013-10-02 上海金域医学检验所有限公司 Manual nailing machine for laboratory

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3948426A (en) * 1975-01-20 1976-04-06 Parker Manufacturing Co. Fastener driver with safety device
US5931364A (en) * 1997-06-25 1999-08-03 Acme Staple Company, Inc. Fastening tool for securing an object to a substrate
TW521688U (en) * 2001-11-06 2003-02-21 Shu-Huei Jou Improved structure for 2D positioning nailing gun
US7124922B2 (en) * 2005-02-23 2006-10-24 Worktools, Inc. Stapler safety guard
EP1851011B1 (en) * 2005-02-23 2015-12-23 Worktools, Inc. Stapler safety device to limit motion of striker

Also Published As

Publication number Publication date
GB2442817B (en) 2011-06-15
DE102007020838A1 (en) 2008-04-17
DE102007020838B4 (en) 2012-09-06
GB2442817A (en) 2008-04-16
GB0708983D0 (en) 2007-06-20
FR2907042A1 (en) 2008-04-18
CA2606354C (en) 2010-06-22
TW200817143A (en) 2008-04-16
TWI316452B (en) 2009-11-01

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EEER Examination request
MKLA Lapsed

Effective date: 20131009