Disposable cleaning-free paint pot

Patent metadata

Field	Value
Publication number	US-10710105-B2
Application number	US-201715798427-A
Country	US
Kind code	B2
Filing date	Oct 31, 2017
Priority date	Oct 31, 2017
Publication date	Jul 14, 2020
Grant date	Jul 14, 2020

Abstract

A disposable cleaning-free paint pot comprise a pot body and a pot lid covering an opening of the pot body, the pot lid including a pot lid connector and a feed hole disposed in the pot lid connector, the adapter including an external thread disposed at an outer wall, positioning blocks disposed at an inner wall thereof, a press plate and a clamping cam; the pot lid joint is including positioning slots engaging with the positioning blocks and an annular groove for the clamping cam. The paint pot from cleaning after spray coating, the cleanliness of paint pot is guaranteed, so that the paint pot is fitted on spray gun rapidly, and the paint can be mixed in the pot body.

First claim

We claim:

1. A disposable cleaning-free paint pot comprising:
a pot body and a pot lid covering an opening of the pot body, the pot lid including a pot lid connector and a feed hole disposed in the pot lid connector;
wherein the pot body is made of disposable transparent aviation material; the pot lid connector includes an adapter or a pot plug sleeved thereon; the adapter having positioning blocks symmetrically disposed in an inner wall thereof and an external thread disposed at one end thereof; the pot lid connector includes positioning slots engaging with the positioning blocks and an annular groove disposed on an outer wall thereof; the adapter includes mobile holes disposed symmetrically on both sides thereof, a press plate hinged to the mobile hole, and a clamping cam connected to the press plate; the clamping cam partially passes through the mobile hole into the adapter and corresponds to the annular groove; the pot lid connector includes an annular recess disposed outside thereof;
wherein the pot plug seals the feed hole and includes a ring sealed tube disposed in an inner wall of an upper end thereof and engaging with the feed hole, the ring sealed tube is obverse truncated cone shape; a retaining ring disposed therein, surrounding the ring sealed tube, and having a movable space between the retaining ring and the inner wall of the pot plug; a plurality of buffer slots distributed uniformly in circumference of the retaining ring; a plurality of elastic strips formed uniformly on circumference of the retaining groove; a plurality of hooks disposed in a bottom inner wall of the elastic strip and engaging with the annular groove; a plurality of guide blocks disposed in an inner wall of the retaining ring and distributed uniformly in circumference, the plurality of guide blocks forming an inner circle diameter d 1 which is smaller than an inner diameter d 2 formed by the plurality of hooks; and a resilient groove disposed in the bottom inner wall of the elastic strip, which is disposed above the plurality of hooks.

2. The disposable cleaning-free paint pot according claim 1 , wherein the feed hole includes a restraining step disposed therein; a matching filter disposed therein, a bottom of the matching filter attached to the restraining step; and a lifting stem protruding into an inner space of the pot lid in the top of the matching filter.

3. The disposable cleaning-free paint pot according to claim 1 , wherein the pot lid connector includes a seal portion disposed at one end thereof; the seal portion is cylindrical; the seal portion and the pot lid connector are transitionally connected by a cone step; the adapter includes a closed cell disposed therein and sealed with seal portion, and a beveled step bonding the cone step; the closed cell and seal portion are a cylinder seal therebetween, and the cone step and beveled step are a cone seal therebetween.

4. The disposable cleaning-free paint pot according to claim 1 , wherein the pot lid includes an annular inner cone disposed therein and a caulking groove formed between the inner cone and an inner wall thereof; one end with the opening of the pot body is embedded in the caulking groove; an outer cone of the inner cone and an inner wall of the pot body bond together.

5. The disposable cleaning-free paint pot according to claim 1 , wherein an inner wall of the pot body is covered with nano-coating.

6. The disposable cleaning-free paint pot according to claim 1 , wherein the pot body includes forward scale marks and reverse scale marks disposed on an outer wall thereof; the forward scale marks start from one end without the opening of the pot body, extending towards the end with the opening of the pot body, and the graduation increases gradually; the reverse scale marks start from the end with the opening of the pot body, extending towards the other end of the pot body, and the graduation increases gradually.

7. The disposable cleaning-free paint pot according to claim 1 , wherein a screw thread for connecting the pot body to pot lid is three-start screw.

8. The disposable cleaning-free paint pot according to claim 1 , wherein the ring sealed tube and retaining ring have a spacing ring therebetween, the spacing ring is opposite to pot lid connector; the height of the spacing ring is smaller than the height of ring sealed tube; a lower end face of the spacing ring is even with an outer end face of the pot lid connector; the spacing ring and the ring sealed tube have a flexible spacing disposed therebetween.

9. The disposable cleaning-free paint pot according to claim 1 , wherein the annular groove includes an acclivitous upper bevel face disposed on an upper wall thereof; the plurality of hooks include a declivitous lower bevel face disposed at an upper end thereof, the lower bevel face and upper bevel face bond tightly.

Assignees

• Li Xiaorong
• Ying Zhenxing
• Chen Bo
• Wei Junpeng
• Yang Fazheng
• Zhejiang Rongpeng Air Tools Co

Inventors

• Li Xiaorong
• Ying Zhenxing
• Chen Bo
• Wei Junpeng
• Yang Fazheng

Classifications

• B05B7/2408 Primary

  characterised by the container or its attachment means to the spray apparatus · CPC title

• B05B15/40

  Filters located upstream of the spraying outlets · CPC title

• B65D25/14

  Linings or internal coatings (of containers made by folding or erecting blanks made of paper B65D5/56 {; linings for domestic water storage heaters F24H1/183}) · CPC title

• B65D53/02

  Collars or rings · CPC title

• B65D25/56

  with means for indicating level of contents · CPC title